Bracket Base Bike Light Wireless Yardstick, Horn, Headlight Three In One Cycling Flashlight Bike Horn Light Features: Three in one bike light with table, refuse handlebar clutter, throw away the extra clutter. The combination of meter, headlight and horn is equivalent to having a wireless meter, a multifunctional headlight and a high-decibel] horn at the same. Powerful wireless table, wireless transmission, fully functional, rich] and accurate data, full record, cycling data at a glance. Wire-controlled 120 high-decibel] horn, three kinds of sound can be switched, independent split wire control switch], pluggable design, USB interface connection, can control lights and speakers. Built-in 4000 mAh battery, high brightness lasts 6 hours, low brightness 20 hours. Life grade, not afraid of wind and rain. Product detaila: Product name: multifunctional bicycle table Color:Black Battery capacity: 4000 mAh Brightness: 800 lumens Size:4.25*2.04in Weight:0.47lb Included: 1x main unit 1x Charging Cable 1x Fixing Base 1x Tie Down Strap 1x Magnet 1x Speed Sensor 1x Wire Controller 1xAccessory Tool 1x Fixing Ring 1x