Bike Rear Light Rechargeable Taillight: Semaho Safety Bicycle Tail Lights for Night Riding

【SMART BRAKE SENSING】Our rear bike light is designed with a smart brake sensor, and the automatic ultra-bright brake tail light will automatically high light up for 3 secs after you brake. The bicycle tail light is super bright and has high visibility from a distance, which can catch other drivers' attention to enhance your safety outside. Its brake sensor function works on all the light modes, the perfect partner for your long cycling trip! 【AUTO ON/OFF FOR BATTERY SAVING】Our smart bike tail light includes a 'Motion Sensor' & 'Light Sensor', it will auto-off when detecting no motion after 45s. Once touch it or detect the bicycle is moving, the light will auto-on again. Also when you ride under the sunlight, the light will be auto-off due to the light sensor working. If you want to ride in the daytime and need the bike rear light to keep working all the time, you can choose different modes to let the taillight sensor work for you. 【6 MODES & 180° INCREASE YOUR SAFETY】There are 6 light modes for you to choose from: (1) Steady Light-12H (2) Breathing Flash16H (3) Slow Flash-24H (4) Rhythm Flash-24H (5) ECO Flash-60H (6) Fast Flash-23H. The high-powered output will increase your visibility to the vehicles surrounding you in the dark, visible at 180 degrees meaning our bike tail light is not only visible from the rear, but on both sides. Enjoy your cycling trip as you wish. 【IP66 WATERPROOF & LONG BATTERY LIFE】Our bicycle taillight up to IP66 waterproof level can suitable for rainy or cold weather, and has been greatly improved in every way. It's more than a bike rear spotlight, which also serves as a helmet backlight, backpack light, dog walking light, scooter light, wheelchair light, and wherever you need it. 【EASY TO INSTALL & REMOVE】Our Bike tail lights fit any size bike seat cushion or bicycle seat tube. We provide a saddle mounting bracket and an adjustable silicone strap to mount on the saddle rail or the seat post, without extra tools needed, unscrew from the mounting bracket easily for recharging. ›See more product details ›See more product details