G Keni Smart Brake Sensing Rear Bike Lights, Auto Light Sensing Bike Tail Light, IPX6 Waterproof, Ultra Bright LED Taillights, Rechargeable Safety Road Back Bicycle Lights for Night Riding

About this item

• [ 4 LIGHT MODES & ADJUSTABLE BRIGHTNESS ] This bike alarm tail light have 4 light modes, Normal Flash/Breathing Flash/Fast Flash/Steady On, you can change any modes that you like with the remote control or just press the button on the bike tail light to switch the modes.The brightness is adjustable, in the steady on mode, just long press the button to adjust the brightness that you need.
• [ ANTI-THEFT ALARM BIKE TAIL LIGHT ] The cycling security alarm can make a loud sound(105~115 decibels) to draw people's attention and deter the thieves. Distance in the open, the remote control operating distance up to 50m(164 feet), easily find your bike location through light or sound. pls note, it does not contains a GPS tracker.
• [ SMART BRAKE SENSING ] Designed with the brake sensor, Automatic ultra-bright brake light will automatically light up after braking. The bicycle light is super bright and highly visible from a distance, really catch attention to enhance your safety. The brake sensor function works on all the light modes.
• [ 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.
• [ OTHER FEATURES & WARRANTY ] 1, USB rechargeable. 2, 800mAh Super long battery life. 3, fast install. 4, High lumen brightness. 5, IPX5 Waterproof. And we offer ONE YEAR WARRANTY, If you have any questions or problems, feel free to contact us at any time. We will help you to solve the problems or reship a new one for you.