ELEMENT Airsoft Tactical Survival VIP Safety Signal Light Green Strobe/Infrared IR Strobe Flashlight Black Made of hard ABS polymer On clear dark night it is visible over 3 miles (5km) horizontally, flashes over 200 hours with one CR123A battery Rotary switch for three output modes : 3 green LED steady-on mode, S.O.S 3 green LED strobe mode, 2 IR LED strobe mode Metal clip on the back for easily attach to vest molle strap, backpack or belt 10-15 working days to United States; Originally listed and shipped by Actack Inc