Streamlight 51057 BuckMasters PackMate Flashlight with Lithium Batteries and Green LEDs, Camo - 125 Lumens C4 LED - High: 6,000 candela peak beam intensity; 125 lumens measured system output Unbreakable polycarbonate lens Mode options: 3 ultra-bright green LEDs, 1 ultra-bright green LED, C4 LED high, and C4 LED low Tail cap switch: on/off and signal Includes two CR123A lithium batteries