This Lumen Rechargeable Waterproof Floating Spotlight / Torch is ideal for taking in the boat, fishing trips, etc. It is fully waterproof and will float if it is knocked into the water. With a Rechargeable battery means you will never need batteries.  It features a lock switch and swing out bracket if you need hands-free operation. Included is a whistle for getting attention, and a red-LED strobe function. Supplied with mains and cigarette lighter charger.  A must for the boating / fishing person. Contains Lithium-ion Battery.