140 Lance 5.6-inch/140 mm diameter scope light. Supplied complete with an inline switch, velcro fastener and coil cord with 12 VDC cigarette lighter plug as power source. The unique recoil absorption system compensates for the heavy recoil associated with shotguns and large calibre rifles, returning the light to the original position of alignment after each shot. Quick attach and detach system provides easy removal and replacement of the light onto different rifle scopes and barrels within seconds. The unique snap catch system locks the light onto the mount simply by depressing the lever on the snap catch carrier. By lifting the lever, the light can be instantly removed for storage. Comes with 75 watt bulb installed. Note: Red lens cover or battery NOT INCLUDED - sold separately. This unit is designed to get power from cigarette lighter plug in - INCLUDED.