【Super Bright & Long Runtime:】 The K7 bike lights are designed for safe night riding! The aluminum bike Headlight has high performance dual color LED beads and features a unique horizontal design that increases the lighting range by 60% ! Visible Distance Up to 1860 ft range and 180 ° wide-angle illuminationIn high beam mode. It has a high capacity of 5200mAh battery and provides 4-8 hours of run time for night riding, road cycling and mountain biking. 【13 Lighting Modes: 】Our multi-mode bike light offer 13 modes, including a white light mode button 1 (High/ Medium/ Low/ Flashing/ SOS); Button 2 yellow light mode (High/ Medium/ Low/ Flashing/ SOS); Double clicking in any mode will light up white and yellow lights (High/ Medium/ Low).The bicycle lights are also designed with warning lights on both sides, which will change according to the lighting mode. Press and hold for 3 seconds in any mode to turn off the light. 【USB-C Rechargeable & Digital Bat tery Display:】Never fall into darkness - USB-C charging provides you with flexible power options, and high-power bicycle lights have digital display function, which can display battery level and usage time, allowing you to monitor the power status at any time. Using a dual ended USB-C data cable, it can also charge your phone and other devices. Don't worry about your phone losing power while riding. 【3-Minute Quick Installation:】 Rechargeable bicycle light is easy to install without tools, just tighten the nut to complete! If reverse installation is required, please first fix the bracket under the handlebar, and then clip the headlight into the bracket. Suitable for various bicycle stands, very sturdy and stable. The included wireless remote control allows for easy switching of light beams, providing higher safety and convenience for LED bike light enthusiasts. 【IPX4 Waterproof: 】 High quality aluminum alloy casing ensures that the headlights will not oxidize or discolor even after prolonged exposure to sunlight and rain Its IPX4 waterproof protection can withstand heavy rain and rugged terrain, making it a reliable bike light set for any adventure. Package: 1* bicycle light, 1* bracket, 1* remote control, 1* USB-C charging cable and 1* user manual.If the bike accessories bracket is damaged, you can inform us through an Amazon order for replacement. Ideal for mountain biking, commuting, camping, or any outdoor exploration, the SIUYIU Bike Light is more than just a bicycle headlight; it is a comprehensive lighting solution. Experience the freedom of exploring at night with confidence, thanks to our exceptional bicycle lights for night riding. Elevate your cycling experience with the SIUYIU Bike Light – where innovation meets illumination. Product Information Model: K7 Brightness: 1600 lumens Irradiation distance:100m+ Bulb: LED Product material: aluminum alloy+abs Battery: 5200mAh battery Battery life: 4-8 hours Charging time: High Lumen bike light takes 3 hours to fully recharge. Switch type: 2* button switch+Wireless remote control switch（Long press the button to turn on/off） Waterproof rating:IPX4 (rain, splash) 13 modes: white light mode button 1 (High/ Medium/ Low/ Flashing/ SOS); Button 2 yellow light mode (High/ Medium/ Low/ Flashing/ SOS); Double clicking in any mode will light up white and yellow lights (High/ Medium/ Low) Product Size: 4in(L)*1.77in(W)*1.1in (H) Product weight: 199g Usage: Lighting for outdoor cycling, exploration, off-road, camping, outdoor work, etc. Packing List: 1 * bicycle headlight, 1 * aluminum bracket, 1 * remote control, 1 * USB-C charging cable, and 1 * user manual.