KLARUS GL4 Rail Light Instruction Manual
- June 12, 2024
- KLARUS
Table of Contents
- KLARUS GL4 Rail Light
- Klarus GL4 Product Information and Usage Instructions
- Specifications
- Packaging
- Additional Features
- ANSI Specifications
- Usage Instructions
- Tactical Setting
- Outdoor Setting
- Operation
- Product installation method
- Use and maintenance
- Warranty
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
KLARUS GL4 Rail Light
Klarus GL4 Product Information and Usage Instructions
Thank you for purchasing the Klarus GL4. Please read the manual fully before using the product.
Specifications
- Model: GL4
- Dimensions: 46.3 x 38.2 x 139.7mm
- LED: Luminus SST-70-WCS-H50 LB (BA) (6500K)
- Output: 3300LM
- Input Voltage: 2.8-4.2V
- Charging Current: 5V/2A
- Charging Time: 4h
- Battery: 1 x 21700
- Waterproof Rating: IPX8
- Weight: 150g (Light+Holder, w/o Battery), Remote Switch 43.5g
- Warranty: 5 Years
Packaging
Additional Features
ANSI Specifications
| Category | Turbo | High | Medium | Low | Strobe | SOS |
|---|---|---|---|---|---|---|
| Output(LM) | 3300 | 1200 | 200 | 10 | 3300 | 150 |
| Runtime(H) | 4 | 7 | 13.5 | 375 | = | = |
| Candela (cd) | 34240 | 10000 | 1600 | 100 | = | = |
| Beam Distance (m) | 370 | 200 | 80 | 20 | = | = |
| Impact Resistance (m) | 1.5 | |||||
| Waterproof Rating(m) | IPX8 |
Picatinny Rail Adapter
The GL4 comes with a Picatinny Rail Adapter for easy attachment to firearms.
Temperature Control
The GL4 features Intelligent Temperature Control that maintains a temperature range of 45-50 degrees Celsius.
Mode Memory
The Outdoor Setting has mode memory, meaning the flashlight will remember the last mode used before being turned off.
Shock Resistance
The dual spring protected battery compartment reduces shock to the battery.
Recharging
The GL4 can be recharged using the included charging cable and a 21700 li-ion battery. The max charging current is 2A (5000mAh) and it takes 4 hours to fully charge. Charging indicators are Red – Charging and Green – Full. The capacity indicator will turn on for 5 seconds after power on to indicate the battery capacity. Green indicates 70%-100%, Orange indicates 30%-70%, and Red indicates less than 30% battery capacity. The battery drain is less than 80uA.
Usage Instructions
To turn on the GL4, press the MAIN switch. From there, you can use the MODE switch to cycle through output modes Turbo, High, Medium, and Low. Press and hold the MODE switch for 2 seconds to enter STROBE mode. To turn off the flashlight, press the MAIN switch again.
To switch between Tactical and Outdoor settings, press and hold the MODE switch for 5 seconds. Press the MAIN switch without releasing the MODE switch when the indicator lamp flashes red/green to switch between settings.
Tactical Setting
In Tactical Setting, press the MAIN switch to turn on at Turbo and press again to turn off. Use the MODE switch to turn on STROBED and hold for 2 seconds to LOCK. Press the MODE switch to change output modes Turbo->High->Medium->Low->Cycle. Press and hold for 2 seconds to enter STROBE mode.
Outdoor Setting
In Outdoor Setting, hold the MAIN switch for the momentary of last used mode (release to turn off). Press to enter constant-ON. Use the MODE switch to enter LOW, hold for 1 second to LOCK LOW, press again to cycle output modes Low->Medium->High->Turbo->Cycle. Long press to enter the SOS function and click to exit. For any further assistance, please contact Klarus customer service at E8 518000 or email them at service@klaruslight.com. You can also visit their website at www.klaruslight.cn.
Operation
-
Settings switch (default is Tactical)
From OFF, press and hold MODE switch for 5 seconds. Press the MAIN switch without releasing the MODE switch when the indicator lamp flashes red/green to switch between settings -
Settings operation
- Tactical
- ON/OFF
- MAIN Switch: Press to turn on at Turbo , press againt to turn OFF
- MODE switch: Press to turn on STROBED, hold for 2 seconds to LOCK
- Output modes:
- MODE switch: press to change output Turbo->High->Medium->Low->Cycle. Press and hold for 2 seconds to enter STROBE
- Outdoor
- ON/OFF
- MAIN switch: Hold for momentary of last used mode (release to turn OFF). Press to enter constant-ON.
- MODE switch: Press to enter LOW, hold for 1 sec to LOCK LOW, press again to cycle output
Output Modes:
MODE switch: press to change output Low->Medium->High->Turbo->Cycle Long press to enter the SOS function, click to exit
Remote Switch Operation
Main Switch: Press to turn on and off.(Turbo output)
Mode Switch : Hold for Turbo output, release to turn off.
Product installation method
- Loosen the screws on the Rail Adapter with the included Hex wrench, align the adapter with the rail on the firearm and tighten the screws to lock the adapter onto the firearm rails
- Insert the connector on the light into the rails on the adapter until a “click” is heard, this indicates the light and adapter has been connected securely.
- To remove the light from the adapter, turn the locking button on the adapter slightly to loosen the adapter, then slide the light away from the adapter.
Remote Switch：
- Loosen and remove the tailcap counter-clockwise
- attach the remote switch tailcap to the light,and test for function.
Use and maintenance
- During use,the maximum safe operating surface temperature of the flashlight is 60℃/140℉.
- Included battery is charged to less than 50% as a safety measure and will not power the flashlight at full output and standard runtime. Please fully charge battery before initial use.
- To maintain waterproof effectiveness, please lubricate the O-ring with silicone-safe lubricant and replace worn O-rings as needed.
- Do not make direct eye contact with light.
- For long term storage, remove the battery and store in a cool and dry place. It is recommended the battery be recharged every 3 months.
Warranty
- Flashlight products that are found to be defective under normal use within 15 days of the purchase date will be exchanged or replaced with a similar product without charge.
- Klarus will repair products free of charge (for issues arising from material or workmanship) within 5 years from the purchase date.
- Klarus offers 1 year warranty for all rechargeable batteries.
- Limited Lifetime Warranty: If this flashlight does not perform as specified due to improper use or outside of the free repair period, the product may be repaired or replaced as described above at the cost of the owner.
Note
- Product specifications of this printing is accurate, any updates will be reflected in the physical product. There may be slight difference between photographic and actual product.
- KLARUS reserve the right to make the final determination of terms and conditions in this manual.
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KLARUS LIGHTING TECHNOLOGY CO., LIMITED
Address: 8/F, E Building, Longing Industrial Science Park,
335 Bulong Rd, Bantian St. Longgang District, Shenzhen,
China, 518000.
Phone: +86-755-27700110
Email: service@klaruslight.com
Website: www.klaruslight.com