GL
The Klarus GL3 is a rifle-mounted LED weapon light rated at 2,100 lumens and 14,400 candela. That candela figure works out to an effective positive identification distance of 41 yards and visual impairment out to 5 yards, both calculated from the published beam data. It runs on Lithium Ion and is rechargeable. It weighs 5.29 oz in a body 5.11 inches long. Measured against the 148 weapon lights in the index, it lands among the brightest 10 percent for output (2,100 lumens), about in the middle for beam intensity (14,400 candela), and on the heavier side for weight (5.29 oz). It is one of 4 entries in the index that qualify as a light in the same 2,000 to 3,999 lumen class. The closest listed comparison is Klarus GL4, the same brand's light in the same 2,000 to 3,999 lumen class, priced at $110.

| Series | GL |
| Light Color | White |
| Emitter Type | LED |
| Lumens | 2100 |
| Candela | 14400 |
| Laser | No |
| Effective PID Distance (yds) | 41 |
| Max Effective PID Distance (yds) | 40 to 60 |
| Effective Visual Impairment (yds) | 5 |
| Max Effective Visual Impairment (yds) | 5 to 10 |
| Form Factor | Rifle |
| Battery | Lithium Ion |
| Rechargeable | Yes |
| Weight (oz) | 5.29 |
| Length (in) | 5.11 |
| Country of Manufacture | China |
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