Package includes: bicycle light*1, bracket*1, data cable*1' Product model: L15 bicycle light. Type of lamp bead: 10 * OSRAM P8 lamp beads Bright light: 3000LM Irradiation distance: 100-200 meters Charge and discharge protection: Built-in overcharge and overdischarge circuit to extend battery life Charging interface type: USB TYPE-C charging port Charging display: red light is on when charging - green light is on when fully charged Charging voltage: 5V/2A. Switch type: independent far and near switch design Gear mode: high and low beam can be turned on at the same time< /p> High beam: 10 hours and 50 minutes at low brightness - 6 hours at medium brightness - 3 hours and 45 minutes at high brightness - double click to strobe (press and hold any gear to turn off, with memory function) < p>Dipped headlights: 10 hours and 50 minutes at low brightness - 6 hours at medium brightness - 3 hours and 45 minutes at high brightness - Double click SOS (long press any gear to shut down, with memory function) Body color: black Shell material: 6061 aluminum alloy (wear-resistant anodized), CNC process. Charging time: 4 to 5 hours Battery life: 2-10 hours Power mode: built-in 5000 capacity lithium polymer battery Waterproof degree: IP66 Product accessories: car headlights, aluminum alloy brackets, USB cables, instructions, packaging boxes. Product net weight: 241G (including stand) Product size: 90*47*33mm Bike light installation steps: 1. First install the aluminum alloy bracket on the appropriate handlebar (adjust the appropriate size and install the bracket) 2. Tighten the handle screw 3. Handle lock 4. Align the bike light with the bayonet and press it. 5. Steps to remove the bike light (push and pull the spring switch for easy removal or installation).