Smart Bike Tail Light Brake Sensing Teardrop

Smart Brake Sensing for Extra Visibility: Built-in motion sensors detect when you slow down or brake, automatically increasing the light output for approximately 2.5 seconds. Smart Auto On/Off: Built-in light and motion sensors automatically put the rear light into sleep mode after 30 seconds of inactivity. 10 Light Modes for Every Ride: Choose from 10 lighting modes to suit different riding conditions, from daily commuting to low-light and night rides. Easy-to-Read Battery Indicator: The built-in battery indicator makes it easy to check your remaining charge at a glance, so you'll know when it's time to recharge before your next ride. 500mAh Battery with USB-C Charging: Powered by a built-in 500mAh lithium battery with a convenient USB-C charging port. Recharge it using a power bank or USB charger, with the indicator showing charging and battery status.