MEROCA N20B Bicycle Rear light LED USB Rechargeable Waterproof Smart Brake Taillight 6 Modes Bike Tail Lights Cycling Warning Lamp

MEROCA. Name: Intelligent tail light. Model N20B. Battery voltage: 3.7V. Product material: aluminum alloy/ABS+PC. Battery: 420mAH. Charging time: 1 hour 40 minutes. Waterproof: IPX5. Light mode: 6 kinds. Function Description. Tail light has two modes: manual/automatic switch by pressing the switch twice in a row). Manual mode: manually control the light switch with brake sensor function. Automatic mode: light sensing start/stop, moving start/stop, brake sensing. Brake-sensing: high brightness mode lights up for 3 seconds when the bicycle brake is detected. Mobile start-stop: When the light is dim, the taillight will automatically turn on when the bike is moving. 30 seconds when the bike is not moving, the taillight will automatically turn off. Light-sensing start-stop: tail light turns on automatically when the surrounding light is dim. In bright light, the taillight will turn off automatically after 30 seconds. Six lighting modes. battery life reference. High brightness 80 lumens abou