Tek-tite Expedition 1900

Tek-tite Expedition 1900. The solid state 19 LED puts out more light per watt than traditional flashlight bulb and are shock and vibration resistant too.
Use 3"C"cell alkaline batteries that will last for over 12hours at full power (and up to 40 hours more at a lower level)
Depth rated 100m (328 feet)
Dim: 20cm long / 6cm diam. (7.75"L x 1.9"W)