Technical parameter
1. Voltage: 3.7 V
2. Capacity: 2200 mAh
3. Current: 350-800 mAh
4. Light flux: 120 Lm
5. Run temp: -40_60 C
6. Bulb life: : ≥ 100000 h
7. Battery life: 3 hours (1*18650 rechargeable battery)
8. Effective distance: 150 meters   

Size and weight:
Bazel dia: 35 mm
Body dia: 22.6mm
Length: 141.7 mm
Weight: 125 g (exclude battery) 

Features:
1. Toughened ultra-clear glass lens
2. Highly efficient focusing head
3. Use 1pc of Cree led with lifespan 100, 000 hours high lumens
4. Click on/off by the tailcap switch
5. Durable Aluminum alloy with HA111 anodized finish
6. Anti-roll, slip-resistant body design
7. Reverse protective & Short circuit protective
8. Shockproof and waterproof
9. Include lanyard, 2 spare o-rings