Enhanced Visibility: The Outside Single Bike Light Plug Light is designed to provide maximum visibility for mountain , ensuring you stay safe during low-light conditions or nighttime rides. Multi-Function Warning Light: This Safety Warning Light features a turn signal function, allowing you to alert other road users of your intended direction, enhancing safety on your bike journeys. Easy Installation: The plug design of the Outside Single Bike Light makes installation a breeze, enabling you to quickly attach it to your mountain bike without any tools. and Weather-: Built to withstand outdoor conditions, this Warning Light is and weather-, making it perfect for all your biking adventures, rain or shine. Compact and : The Outside Single Bike Light Plug Light is designed to be compact and ,providing both functionality and convenience. Colour:black Material:ABS+Aluminum+Silicone Package Contents: 2 * Warning light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.