G Keni Smart Bike Tail Light Brake Sensing Rear Lights Auto On/Off Waterproof USB Rechargeable Ultra Bright LED Warning Back Bicycle Flashlight Cycling Safety Accessories Circle
- [ SMART BRAKE SENSING & EASY to INSTALL ] - Automatically switch to high light mode when braking, ultra-bright for 5 secs lights warning back rider to enhance your safety. You can mount it under the saddle with metal mounting bracket or mount to the seat post with adjustable silicone strap..
- [ FOUR LIGHT MODES & HIGH LUMEN LED ] - There are 4 light modes for your choice, (1)Normal Flash Mode, (2)Breathing Flash Mode, (3)Fast Flash Mode, (4)Steady On Mode, enjoy your cycling as you wish, High lumen COB Led bike taillight makes you more visible, it's a perfect bike light for night riding..
- [ AUTO ON/OFF for BATTERY SAVING ] - This Smart bike tail light including Motion Sensor and Light Sensor, it will be auto off when detect in no motion after 30 secs. Once touch it or detect the bike is moving, the light will auto on again. Also when you ride under the sunlight, the tailight will be auto off due to the light sensor is working, IF YOU LIKE TO RIDE IN THE DAYTIME AND NEED THE TAILLIGHT KEEP WORKING ALL THE TIME, please choose the mode 3 and mode 4 to avoid Light Sensor working..
- [ BRIGHTNESS ADJUSTABLE & POWER INDICATOR ] - The brightness of this bike rear light is adjustable, in the steady on mode, just long press the button to adjust the brig....