Rechargeable lens with 4 different colors that can be easily changed by turning the head to red-green-blue-white. The lens uses a very special LED CHIP by CREE (Made in USA) of top quality with minimal battery consumption. Its body is made of aeronautical high quality aluminum. The lens is waterproof, not for diving. It has 3 High-Low-Flash programs. Can be used for hiking, camping, for gathering between players. The package includes a 220V home charger, car charger, eco pack to work with alkaline batteries .