Product information Brand: MEROCAMaterial: AL6061Brightne: Maximum brightne of 100 lumensBattery capacity: 500mAhLamp Bead: COB LEDWaterproof rating: IPX6Lighting mode: always on / highlight / flash / flashFlood angle: 180 Feature: 1. Intelligent brake induction2.USB direct charge3. Intelligent light perception4.24h long battery lifeLighting mode: always on / highlight / flash / flash Feature: Automatic brakeUSB rechargeable100 lumens highlightingCOB LED500 mAh batteryIPX-6 rainproof Intelligent brake tail light 1.When you move to a bright place. it will turn off after 10 seconds In automatic mode.2.when you Move to the dark place. It will light up immediately.3.When you are static for 60 seconds. It will automatically turn off the light.4.When you brake. It will enter highlight mode for 5 seconds. To the person behind the prompt. Brake tail light It will enter the highlight mode when you brake. When you stand still for more than 10 seconds, it will turn off 24h Working Time 500mAh Built-in battery. Make it work for 24 hours. Compared to other brake tail lights. We have the advantage of price and the improvement of function USB Rechargeable When its green light is on, it is fully charged Rainproof / Waterproof Rainstorm waterproof rating. Don't worry about bad weather attack Easy to Mount When you need to charge it. Rotate to take it off 180 degree viewing angle Let more people see you. Play a warning role Lightweight design. Only 59g SIZE Internal structure