Keychain Flashlight Battery Chemistry Alkaline Battery Size LR41 Includes Batteries Yes Number of Batteries 4 Rechargeable No Beam Pattern Flood Body Color Black Body Material Aluminum Lighting Technology LED Number of Light Output Modes 1 Maximum Beam Distance 23 m Maximum Brightness 16 lm Run Time at Maximum Brightness 8.45 hr Weight with Batteries 0.5 oz Includes Charger No Beam Color White Beam Focus Fixed Includes Secondary Light No