Orfos Flare 360 Degree Bike Headlight and Tail Light (Red and White) 360 Visibility - Orfos' diffusing optics help you be seen on the road from all angles Incredible Brightness  Up to 500 lumens on the white light and up to 300 lumens on the red light. Designed for both day and night use Waterproof - Military grade waterproofing completely sealed in silicone Magnetic Mounting System - Anti-theft and convenient to remove for charging or to swap bikes Rechargeable Internal LiFePO4 Battery - Charges via a micro-USB port