Specification:
Emitter: 1x SST40 LED with a lifespan of up to 50,000 hours
Battery: Powered by one 18650 battery
Operating voltage: 2.7 V - 4.2V
Dimension: 111mm (length) × 26 mm (head diameter) x 25 mm (body diameter)
Weight: 65 grams (without battery, without head-strap)
Headlamp body: Aerospace grade 6061 grade aluminum alloy,
CNC manufactured to hard-anodized to military grade specification type III,
anti-abrasive finish to get solid built body, anti-crash geometry and better heat
Toughened mineral glass lens - scratch and wear-resistant
Automatic Step-down: Turbo mode steps down to High mode automatically to prevent overheating.
Lock-out function: Yes
Charging: 5V 2A
Reverse polarity protection: Yes
LED indicator:
Switch led indicates how much power left for 5 seconds
Steady Green: more than 80%
Steady Red: less than 20%
Flashing Red: pls recharge the lamp or insert new battery
moonlight(1 lm)
Low(10 lm)
Medium(300 lm)
High(800 lm)
Turbo(2000 lm)
Strobe(2000 lm)-SOS(300 lm)- Beacon(2000lm)
Step-less Ramping:
Moonlight(1 lm)
Stepless Ramping(1 lm-2000 lm)
More details, pls check our manual
And pls do not shine other's eyes directly except of self-defense