Centauri System:

Q: Can the Centauri be mounted on the helmet?

A: Yes, the Centauri can be used as a helmet light since the system includes both helmet and handlebar mounts.

Q: When should I replace the bulbs?

A: The LED bulbs have extensive life so bulb replacement is not necessary.

Q: When should I charge my headlight?

A: The battery can be charged any time since it does not have a memory function, but we recommend fully charging it every time you charge it.

Q: Can I give a partial charge to my battery?

A: We recommend fully charging the battery every time that it is on the charger.

Q: Can I leave my headlight on the charger for extended periods of time?

A: Yes, you can leave the battery on the charger for extended periods of time as the smart rapid charger will protect the battery from overcharging, but like all electrical appliances we recommend disconnecting the headlight and charger when the light is fully charged.

Q: How do I know the charger is charging?

A: The LED indicator on the rapid smart charger glows red when in rapid charge mode then green when the headlight is fully charged.

Q: Are Centauri batteries compatible with any other Cygolite systems?

A: No, the Centauri has a battery that is specifically designed to be only compatible with the Centauri and will not work with any other unit.

Q: What is OSP?

OSP (On-Site Programmable) is the first smart technology by Cygolite that gives you the freedom to customize your preferred brightness settings and flashing speeds directly to your headlight anytime, anywhere.

Q: What settings on the Centauri are not programmable?

A: High-Brightness, walking and SOS are the settings that are not programmable using OSP.

Q: I messed up my brightness settings using the OSP function. How do I go about restoring it to factory default.

A: While the battery is in the ON position, press and hold the power button for 7 seconds. In this time the light will turn off and turn back on in the factory default setting.
ExpiliOn Series:

Q: What is the difference between the ExpiliOn 250 and the ExpiliOn 180?

A: The difference between the two models is their brightness, mounting options and price. The ExpiliOn 250 is the top of the line in the series. It is brighter in light output and comes with both handlebar mount and helmet mount, while the ExpiliOn 180 comes with only handlebar mount but has a more affordable price. 

Q: Is the run time for the ExpiliOn 250 and ExpiliOn 180 different?

A: No, the run times for the ExpiliOn 250 and the ExpiliOn 180 are the same.

Q: What purpose does the ExpiliOn serve best for?

A: The ExpiliOn was designed to be most functional for commuting.

Q: What if I need the helmet mount kit for the ExpiliOn 180?

A: The helmet mount kit for the ExpiliOn 180 is the same as the helmet mount kit for the ExpiliOn 250 and are available for purchase through our spare parts section of our website or by contacting Cygolite customer service (P/N: HLMT-DVC6). 

Q: When should I charge my battery?

A: The battery can be charged any time, but we recommend fully charging the battery every time you charge it.

Q: Are the batteries and chargers for the ExpiliOn 250 and ExpiliOn 180 different?

A: No, the batteries and chargers for the ExpiliOn 250 and ExpiliOn 180 are the same.

Q: Can I upgrade the LED on my ExpiliOn 180 to the brightness of the ExpiliOn 250?

A: No, the ExpiliOn 180 cannot be upgraded to be as bright as the ExpiliOn 250.

Q: When is the glow green light on the top power button when I have my ExpiliOn on?

A: That green glow is your battery level indicator. It will have a constant green light with a slow blink when the battery is fully charged. As the battery runs low, the green light will flash rapidly which indicates that you have approximately 10 - 15 minutes of power left. 

Q: Can I use regular batteries to replace the Quick Release Li-Ion battery that comes with the ExpiliOn?

A: No, the Quick Release Li-Ion battery that comes with the ExpiliOn is the only battery that will power the ExpiliOn and cannot be replaced with “off the shelf batteries”.

Q: Where can I order spare parts for my ExpiliOn?

A: Spare parts can be purchased from the spare parts section of our website or by contacting Cygolite customer service.

USB COVER

Q: What if my USB cover keeps coming out?

A: Lightly grease the insert portion of the USB cover. This ensures the USB cover inserts completely, preventing it from coming out.

Q: What can I do if the USB cover is difficult to put in?

A: Lightly grease the insert portion of the USB cover and it will slide in more easily.

Q: What do I do if I pull the USB cover off the light completely.

A: If the USB cover is removed completely, see the instructions here to reattach the USB cover. If a spare USB cover is needed contact Cygolite customer service.


ExpiliOn vs. MiliOn:

Q: How does the ExpiliOn compare to the MiliOn?

A: The ExpiliOn has a new and more powerful High-Brightness LED for maximum brightness. The ExpiliOn series comes in both 250 and 180 lumens versions while the MiliOn has 200 and 150 lumens versions. The ExpiliOn features 6 different modes while the MiliOn has 3. The ExpiliOn also has new handlebar and helmet mounts.

Q: Is the beam pattern on the ExpiliOn different from the MiliOn?

A: The ExpiliOn has a wider beam pattern with our new upgraded LEDs.

Q: Why can’t I located my charging indicator light on my new ExpiliOn?

A: The ExpiliOn charging indicator light has been relocated to the top power button. It will glow red when charging and green when fully charged.

Q: Will my handlebar and helmet mount that came with my MiliOn work with my new ExpiliOn?

A: No, the ExpiliOn has a newer designed handlebar and helmet bracket that will not work with the MiliOn. 

Q: Will my charger and USB cord that came with my MiliOn work with my new ExpiliOn?

A: Yes, the charger and USB cord are interchangeable between the ExpiliOn and the MiliOn.

Q: Is the MiliOn battery interchangeable with the ExpiliOn?

A: No, the ExpiliOn battery is specifically designed to work only with the ExpiliOn and vise versa.

MiliOn Series:

Q: How does the 2011 edition MityCross compare with the older MityCross?

A: The difference between the two models is their brightness, mounting options and price. The 2011 edition MityCross comes in 400 and 320 lumen versions and the older MityCross had 350 and 300 lumen versions. The MityCross 400 is the top of the line in the series. The MityCross 400 is brighter in light output and featuring both helmet and handlebar mounts, while the MityCross 320 comes with only handlebar mount but has a more affordable price.

The 2011 edition MityCross also features OSP(On-Site Programmable) smart technology. This gives the rider the freedom to customize their preferred brightness settings and flashing speeds directly to the headlight anytime, anywhere. The rider can use the MityCross with either the factory default settings or use OSP to customize their preferred settings. This light comes with 6 different settings which 3 of these can be programmed to your need.

Q: When should I replace the bulb?

A: The LEDs have extensive life so bulb replacement is not necessary.

Q: When should I charge my battery?

A: The battery can be charged any time, but we recommend fully charging the battery every time you charge it.

Q: Can I give a partial charge to my battery?

A: In order for the battery level indicator to be accurate we recommend fully charging the battery every time.

Q: Can I leave my battery on the charge for extended periods of time?

A: The Smart Rapid charger prevents damage from overcharging but like all electrical appliances, we recommend unplugging the battery and charger once the battery is fully charged.

Q: How do I know the charger is charging?

A: When the Smart Rapid charger system is plugged into the wall outlet and connected to the battery, the LED charging indicator on the charger will be RED, indicating it is in Rapid charge mode. If the LED shows GREEN, the charger is in trickle mode and the battery is fully charged.

Q: Will chargers for my other Cygolite systems recharge the MityCross battery?

A: No, this MityCross battery is very specific and will only work with the supplied charger. Attempting to charge the battery with any other charger will result in damage.

Q: Can I use non-Cygolite parts for this unit?

A: No, Cygolite parts are manufactured to specific quality specifications. To ensure the quality of your lighting system, only use Cygolite parts. Use of non-CygoLite parts will void the warranty and may cause damage to the light.

Q: Can I use this light for activities other than cycling?

A: No, this light is specifically intended for bicycle use only.

Q: What if I need the helmet mount kit for the MityCross?

A: The helmet mount kits are the same for all the MityCrosses in the series. Helmet mounts can be ordered through our spare parts section of our website or by contacting Cygolite customer service. (Helmet mount kit with extension cord P/N: HLMT-DCV3).

Q: Do runtimes vary between the MityCross series?

A: Runtimes for all the MityCrosses are the same.

Q: Is my handlebar mount interchangeable between MityCrosses?

A: Yes, all spare parts are interchangeable between the MityCross series (e.g. batteries, chargers, helmet mount etc.).

Q: Where can I order spare parts for my MityCross?

A: Spare parts can be purchased from the spare parts section of our website or by contacting Cygolite customer service.

HOTSHOT Systems

Q: What seat post diameters are compatible with the Hotshot seat post mount??

A: The Hotshot seat post mount is designed to fit most cylindrical style seatposts of various diameters. For smaller diameter seatposts, use the included rubber spacer. For larger diameter seatposts, remove the rubber spacer.

Q: What other mounting options are there for Hotshot besides the seatpost mount?

A: The Hotshot features a built-in clip that can attach to clothing or other bags that may be on the bike. Also, a rack mount is available through our parts page at shop.cygolite.com.

Q: How does the OSP feature work?

A: The button on the right is the OSP button and controls the OSP feature. When the light is in steady mode, press and hold the OSP button to gradually brighten the light. Release the button at any time and press and hold again to gradually dim the light. For any of the flashing modes, press and hold the OSP button to speed up or slow down the flash tempo.

Q: What purpose does the Hotshot serve best for?

A: The Hotshot is designed to be the ultimate safety tail light for any type of riding on or near the road and where other vehicles are present.

Q: What is the difference between the 2 Hotshot models?

A: The difference between the two models is that one includes a USB wall charging unit while the other just includes a USB charging cable.

Q: What other mounting options are there for Hotshot besides the seatpost mount?

A: The Hotshot features a built-in clip that can attach to clothing or other bags that may be on the bike. Also, a rack mount is available through our parts page at shop.cygolite.com

Q: When should I charge my battery?

A: The battery can be charged any time, but we recommend fully charging the battery every time you charge it.

Q: What is the best angle to aim the Hotshot?

A: The best way to aim the beam is so that the direction of the beam is parallel to the ground.

Q: How long does it take to charge the Hotshot?

A: The Hotshot should fully charge in 3 hours.

Q: Can I use regular batteries to replace the battery in the Hotshot?

A: No, the battery inside the Hotshot is not meant to be replaced. If a problem with the battery occurs, please call Cygolite's customer service for help with warranty and repairs.

Q: Where can I order spare parts for the Hotshot?

A: Spare parts can be purchased from the spare parts section of our website or by contacting Cygolite customer service.


TRION 600

Q: How does the Trion 600 compare to the TridenX series?

A: The Trion and TridenX series have the same brightness, and features with the exception that the Trion has the battery built in and only comes with the handlebar bracket.

Q: Is the beam pattern on the Trion different from the TridenX Series?

A: The Trion has a narrower beam pattern while the TridenX series has a wider beam pattern.

Q: Can the Trion 600 mount on the helmet?

A: The Trion 600 is intended for handlebar mounting only.

Q: When should I replace the bulbs?

A: The LED bulbs have extensive life so bulb replacement is not necessary.

Q: When should I charge my headlight?

A: The headlight can be charged any time, but we recommend fully charging it every time you charge it.

Q: Can I give a partial charge to my headlight?

A: We recommend fully charging the headlight every time, so that the battery level indicator works correctly.

Q: Can I leave my headlight on the charger for extended periods of time?

A: Yes, you can leave the headlight on the charger for extended periods of time as the smart rapid charger will protect the battery from overcharging, but like all electrical appliances we recommend disconnecting the headlight and charger when the light is fully charged.   

Q: How do I know the charger is charging?

A: The LED indicator on the rapid smart charger glows red when in rapid charge mode then green when the headlight is fully charged.

Q: Can I use other CygoLite batteries with the TRION 600 headlight?

A: The Trion 600 is only compatible with CygoLite’s 7.6 volt Li-Ion batteries used on the TridenX systems.

  • Standard Li-Ion battery p/n 742-24LN (gives additional 2.5 hours on high setting)

  • High Capacity Li-Ion battery p/n 752-34LN (gives additional 5 hours on high setting)

Q: How long will the run time extend when using the Trion 600 with the external Li-Ion batteries?

A: An additional 2.5 hours on the high beam setting is attained when using the standard external Li-Ion battery and an additional 5 hours on the high beam setting is attained when using the higher capacity external Li-Ion battery.

Q: Where can I purchase the compatible Li-Ion batteries for my Trion 600?

A: Compatible Li-Ion batteries can be purchased by contacting CygoLite customer service.

Q: Is the Internal Li-Ion battery replaceable?

A: Yes, contact CygoLite customer service for more information on replacing the internal battery.

Q: Can I use non-CygoLite parts for this unit?

A: No, CygoLite parts are manufactured to specific quality specifications. To ensure the quality of your lighting system, use only CygoLite parts. Use of non-CygoLite parts will void the warranty and may cause damage to the light.

Q: Can I use this light for activities other than cycling?

A: No, this light is specifically intended for bicycle use only.


TRIDENX LED

Q: Can the TridenX be mounted on the helmet?

A: Yes, the TridenX can be used as a helmet light since the system includes both helmet and handlebar mounts.

Q: Are the TridenX NiMH battery and Li-Ion interchangeable?

A: No, if you have the TridenX Li-Ion you can only use the Li-Ion battery. This is the same for the TridenX NiMH; it can only use the NiMH battery.

Q: What is the difference between the TridenX Li-Ion and TridenX NiMH?

A: The brightness and functions are the same for both lights, the only difference is the battery, the Li-Ion battery is smaller / lighter, straps to the stem and lasts up to 12 hours, while the NiMH battery is larger / heavier, straps to the frame and lasts up to 18 hours.

Q: What is the difference between the TridenX Li-Ion and TridenX Li-Ion Xtra?

A: The only difference between the two lights is the battery. The TridenX Li-Ion has slim stem mount Li-Ion battery that lasts 2.5 hour to 12 hours, while the TridenX Li-Ion Xtra comes with a slightly larger frame mount Li-Ion battery which lasts twice as long (5 hours to 24 hours).

Q: Are the TridenX Li-Ion battery and TridenX Li-Ion battery interchangeable?

A: Yes, these Li-Ion batteries are interchangeable, if you have the slim Li-Ion battery you can use the larger Li-Ion Xtra battery for extra run time, and if you have the Li-Ion Xtra system you can use the smaller Li-Ion battery.

Q: If I have the TridenX Li-Ion and I want to use the TridenX Li-Ion Xtra battery, will I need a new charger?

A: No, the TridenX Li-Ion battery charger will charge the TridenX Li-Ion battery and vise versa.


MITYCROSS Series

Q: How does the 2011 edition MityCross compare with the older MityCross?

A: The difference between the two models is their brightness, mounting options and price. The 2011 edition MityCross comes in 400 and 320 lumen versions and the older MityCross had 350 and 300 lumen versions. The MityCross 400 is the top of the line in the series. The MityCross 400 is brighter in light output and featuring both helmet and handlebar mounts, while the MityCross 320 comes with only handlebar mount but has a more affordable price.

The 2011 edition MityCross also features OSP(On-Site Programmable) smart technology. This gives the rider the freedom to customize their preferred brightness settings and flashing speeds directly to the headlight anytime, anywhere. The rider can use the MityCross with either the factory default settings or use OSP to customize their preferred settings. This light comes with 6 different settings which 3 of these can be programmed to your need.

Q: When should I replace the bulb?

A: The LEDs have extensive life so bulb replacement is not necessary.

Q: When should I charge my battery?

A: The battery can be charged any time, but we recommend fully charging the battery every time you charge it.

Q: Can I give a partial charge to my battery?

A: In order for the battery level indicator to be accurate we recommend fully charging the battery every time.

Q: Can I leave my battery on the charge for extended periods of time?

A: The Smart Rapid charger prevents damage from overcharging but like all electrical appliances, we recommend unplugging the battery and charger once the battery is fully charged.

Q: How do I know the charger is charging?

A: When the Smart Rapid charger system is plugged into the wall outlet and connected to the battery, the LED charging indicator on the charger will be RED, indicating it is in Rapid charge mode. If the LED shows GREEN, the charger is in trickle mode and the battery is fully charged.

Q: Will chargers for my other Cygolite systems recharge the MityCross battery?

A: No, this MityCross battery is very specific and will only work with the supplied charger. Attempting to charge the battery with any other charger will result in damage.

Q: Can I use non-Cygolite parts for this unit?

A: No, Cygolite parts are manufactured to specific quality specifications. To ensure the quality of your lighting system, only use Cygolite parts. Use of non-CygoLite parts will void the warranty and may cause damage to the light.

Q: Can I use this light for activities other than cycling?

A: No, this light is specifically intended for bicycle use only.

Q: What if I need the helmet mount kit for the MityCross?

A: The helmet mount kits are the same for all the MityCrosses in the series. Helmet mounts can be ordered through our spare parts section of our website or by contacting Cygolite customer service. (Helmet mount kit with extension cord P/N: HLMT-DCV3).

Q: Do runtimes vary between the MityCross series?

A: Runtimes for all the MityCrosses are the same.

Q: Is my handlebar mount interchangeable between MityCrosses?

A: Yes, all spare parts are interchangeable between the MityCross series (e.g. batteries, chargers, helmet mount etc.).

Q: Where can I order spare parts for my MityCross?

A: Spare parts can be purchased from the spare parts section of our website or by contacting Cygolite customer service.


DUALCROSS PRO

Q: What is the difference between the DualCross series introduced in 2006 and the DualCross Pro introduced in 2007?

A: The DualCross Pro series uses newer 3rd generation High-Brightness LEDs making them much brighter than the standard DualCross systems. In addition, the DualCross Pros have nearly double the run time on the lower brightness settings.

Q: Can the DualCross Pro be mounted on the helmet?

A: Yes, the DualCross Pro can be used as a helmet light and the helmet mount kit is sold separately.

Q: Are the DualCross Pro NiMH battery and Li-Ion interchangeable?

A: No, if you have the DualCross Pro Li-Ion you can only use the Li-Ion battery. This is the same for the DualCross Pro NiMH.

Q: What is the difference between the DualCross Pro Li-Ion and DualCross Pro NiMH?

A: the brightness and functions are the same for both lights, the only difference is the battery, the Li-Ion battery is smaller, straps to the stem and lasts up to 17 hours, while the NiMH battery is larger, straps to the frame and lasts up to 18 hours.

Q: Will the chargers on the old DualCross series work on the DualCross Pro series?

A: Yes, chargers that came with the DualCross 200 and DualCross 300 will work with the DualCross Pro NiMH. Chargers that came with the DualCross Li-Ion will work with DualCross Pro Li-Ion.


ROVER II LED

Q: What is the difference between the Rover II LEDs and the old Night Rover series?

A: The Rover II LED series uses 3rd generation High-Brightness LEDs instead of standard halogen bulbs making them much brighter. In addition, the Rover II LEDs have more modes (4 to 6 modes total) and a lighter water bottle battery.

Q: Can the Rover II LED be mounted on the helmet?

A: Yes, the Rover II LED series can be used as a helmet light and the helmet mount kit is sold separately.

Q: Can the old Night Rover water bottle batteries work with the Rover II LED headlights?

A: No, even though the old Night Rovers and the Rover II LED systems use NiMH water bottle batteries, the voltages are different, so the old Night Rovers should not be used on the Rover II LED systems or damage may occur.

Q: What is the difference between the Rover II LED Xtra and the Rover II LED?

A: The brightness of the two systems are equal but, the Rover II LED Xtra has 2 more modes (total of 6 modes) and a rapid charger while the Rover II LED has 4 modes and an overnight charger.

Q: What is the difference between the Rover II LED WB and Rover II LED FM?

A: The difference between the two is the battery mounting. The WB standard for water bottle and this battery fits in the water bottle cage while the FM stands for frame mount and this battery straps to the frame of the bike.


Hi-Flux II

Q: What is the main difference between the new Hi-Flux II and the old Hi-Flux 200?

A: The Hi-Flux II uses a brighter 3rd generation LED for more light output. The battery was also changed from a 6 volt water bottle battery to a smaller and lighter 4.8 volt frame mount battery.

Q: What is the difference between the Hi-Flux II and Hi-Flux II Xtra?

A: The Hi-Flux II Xtra is the top of the line Hi-Flux II featuring 2 modes, and a 3 hour rapid smart charger while the standard Hi-Flux II features one mode and a 6 hour charger.

Q: Are the old Hi-Flux batteries, headlights and chargers compatible with the new Hi-Flux II batteries, headlights and chargers?

A: No, the new Hi-Flux II systems are 4.8 volt, while the old Hi-Flux systems are 6 volt so the batteries headlights and chargers are not compatible.

Q: Can I upgrade the 6 hour charger on my standard Hi-Flux II to the 3 hour rapid smart charger?

A: Yes, the 3 hour Rapid smart charger used on the Hi-Flux II Xtra can be ordered by contacting CygoLite.

Q: Is there a helmet mount kit for the Hi-Flux II systems?

A: Yes, the optional helmet mount kit for the Hi-Flux IIs (HLMT-DCV1 or HLMT-DCV4) can be ordered by contacting CygoLite.  Contact CygoLite to determine which kit you need.