Description: *1. Material: ABS *2. Weight: 45g Features: *1. Universal warning safety lights can be placed on helmets, motorcycles, electric bicycles, bicycles, backpacks and more. *2. Lightweight tail lamp is constructed in ABS housing that provides IPX6 waterproof rating to handle most rain conditions. *3. Available in 3 lighting modes, press the button switch once to switch between Left/Right/Flashing modes. *4. Rechargeable taillight has a built-in ion lithium battery that provides 8 hours of illumination after 2 hours of charging via USB *5. Easy installation with hook-and-loop patch. Fix one side on the helmet with adhesive(included), then attach the taillight to it. You can remove the taillight at any time, and re-attach. Package Includes: 1 x Taillight 1 x USB Cable