Smart Bike Light Rear, Brake Sensing Bike Tail Light, Auto On/Off, IPX5 Waterproof, USB Rechargeable Bicycle Rear Light

[Auto ON/OFF & High Lumen COB Tailight] Auto On/Off makes your riding safety more effective and more energy efficient. Lights automatically turn on when moving or vibrating. With best COB leds and smart sensors, ultra bright brake falsh light, even in daytime make you more visible for other road users.
[Smart brake sensing & IPX5 Waterproof & 35H+Runtime Tailight] When braking, quick flash for 5 secs lights warning back rider to enhance your safety. IPX5 design keeps you absolutely safe in the rainday. It can lasting 35 hours, no longer worry about forget to charge.
[Two Mounting Ways] KELNOW taillight comes with two bracket for mounting on the bike, you can mount it under the saddle rail or use the rubber band to mount on the seat post. No extra tools needed, easy to mount and remove.
[USB Rechargeable] KELNOW bicycle tail light can be charged by USB cable via computers, chargers or portable power banks. Which save money on battery replacements and save energy!
[High Quality After-Sales Service] KELNOW is committed to providing high quality bike accessories, we have absolute requirements and confidence in our products. If you have any questions, please feel free to contact our professional after-sales team through Amazon!

KELNOW Smart Bike Light Rear, Brake Sensing Bike Tail Light, Auto On/Off, IPX5 Waterproof, USB Rechargeable Bicycle Rear Light

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