Magicshine SEEMEE 300 Bike Taillight,300 Lumen Bike Tail Light,5 Night & Daytime Modes,Smart Brake Sensor IPX6 Waterproof USB-C Rechargeable Rear Bike Light for Night Riding

The main light utilizes two LEDs with a combined max output of 300 lumens and with differenet lens angles for increased visibility.(Max Visibility Distance 3000 Meters) OptiTracing light increases visibility and lets you focus on the road ahead.Superior 260° visibility ensures a high level of safety in road traffic. Built-in motion sensor, automatically turns on when braking (can be turned on/off manually).Ambient light sensor automatically adjusts brightness to the environment. Smart-Day Flash mode offers ultimate visibility during the day.Low power mode brings you home safely before the battery runs out. IPX6 waterproof rating, heavy rain resistant.One-piece aluminum housing ensures a lightweight, durable, and stunning finish. Equipped with a USB-C Port for charging,2 hours get a full charge, 1600 mAh battery allows you to use ECO mode up to 200 hours of runtime. 24 Months Manufacturer's Warranty. Please feel free to contact us if you encounter any quality issues. No Standalone lithium batteries are sold with the product.