Rockbros Smart Bicycle Rear Light with Brake Sensor – Very Bright 90 Lumens - USB Rechargeable - Auto On/Off – Light Sensor – Brake Sensor – Aluminum Housing
AUTO ON/OFF & BRAKE DETECTION - This bicycle rear light is equipped with an accelerometer that detects braking and signals to other road users that you are braking. This feature can be used in flash or pulse mode and turns on the rear light to constant on within 3 seconds of detecting deceleration.
4 MODES - With our bicycle rear light, you can choose between four different light modes: Flash, Breathing, Strobe, and Steady On. Each mode uses a light sensor to detect day and night conditions to adjust the brightness levels, and every light mode switches to power-saving mode after 30 seconds of inactivity during the day. The Strobe and Steady On modes also include this power-saving feature for nighttime inactivity.
RECHARGEABLE& WATERPROOF - The bicycle rear light is rechargeable via Micro-USB and can easily be removed from the bike holder for quick charging. It is IPX6 waterproof to withstand all types of weather conditions.
EASY INSTALLATION & VERSATILE – Installation is effortless, simply mount it on the seat post or seat rail of the bike and secure it with the included cable ties or straps. Our smart bicycle rear light can also be attached to strollers, wheelchairs, pet harnesses, children's bikes, backpacks, and helmets.