Battery: 1(included) Lithium; Light Features: LED l Clip l Rechargeable l Water Resistant l Keychain l High: 35 Lumens for 1h l Low: 6 Lumens for 6h; Other Info: White and green LEDs. Use as a keychain light or clip to a hat. Lock on/off switches. USB rechargeable. Recharges in 2-3 hours from most AC sources. Black polymer design. Impact resistant. Hang Packaged.