Q. What kind of LED is used in GL19R V2.0?
A: A Luminus SFT25R LED with a lifespan of 50,000 hours.
Q. What is the color temperature of GL19R V2?
A: Around 6000K.
Q. What is the working voltage of GL19R V2?
A: The working voltage is 4.3 V - 4.2 V.
Q. Is GL19R V2 rechargeable? How long is the charging time?
A: Yes. The indicator will display red while charging and will turn green when fully charged. The GL19R V2 cannot be operated while charging. The normal charging time is approximately 2 hours from depleted to fully charged.
Q. How to prevent accidentally activate the GL19R V2?
A: Remove the battery to prevent accidental activation.
Q7. Why does the GL19R V2 step down a few lumens after being used for a while?
A: There are two reasons:
1. Intelligent Overheat Protection
The light will accumulate a lot of heat when used for extended periods. When the light reaches a temperature of 60°C or above, the light will automatically step down a few lumens to reduce the temperature.
2. Low-voltage Downshift
When the voltage level drops below the preset level, the light is programmed to downshift to a lower brightness level.
Q8. Why does the GL19R V2 happen to flicker?
A: The reasons that may cause the light to flicker, shine intermittently or even fail to illuminate:
1. Poor battery level.
Solution: Recharge or replace the battery.
2. The contact or contact point of the battery or light is dirty.
Solution: Clean the contact points with a cotton swab soaked in rubbing alcohol.
If the above methods don't work, please contact your authorized distributor.
Q. What kind of battery can be used in GL19R V2?
A: It is recommended to use a Fenix ARB-L18-1100 battery. The GL19R V2.0 is compatible with a Fenix 18350 rechargeable Li-ion battery. Other Li-ion batteries are not recommended. As an unmatched battery may cause the light to fail to work normally.