Handheld Flashlight, Description/Special Features Compact, Tail Switch, Battery Size 123, Number of Batteries 1, Batteries Included Yes, Battery Burn Time 6 Hrs., Length 3-3/4 In., Dia. 1-1/2 In., 40 Lumens, Lamp Type 1 Watt, Lamp Life 100K Hrs., Body Color Silver, Body Material Aluminium, Switch Type Push On/Off, Polycarbonate Lens, Light Output 40 L