Rechargeable Battery Wireless Bike Alarm Wireless System USB Rechargeable Light Night Riding

Label:Yes [Easy to carry and detachable] An adjustable saddle mounting bracket is provided, so that the bike taillight can be flexibly and quickly installed or removed from the bike, seatpost, and seat tube bracket. Unscrew from the holder cover to facilitate charging. [Waterproof and USB rechargeable] Waterproof bike tail light to prevent water splashing from all angles. The built-in 800mAh lithium polymer battery comes with a USB cable, which can be charged from your computer, wall charger, power bank or any other device with a USB port. After charging for 3 hours, the taillight can be used for 15 days.

[Multi-purposes] Exquisite design, can be used as tail light and helmet light. At any time of the day, whether in the city or on rural roads, visibility and safety can be improved. [Especially Loud] The alarm is as high as 120 decibels, and the bike safety alarm will make a loud sound to attract people's attention. It can effectively stop thieves loudly, and can also be used as a bright taillight, smart remote alarm and electric bell. How to assemble various types of bikes. (For more details, please refer to the instruction manual) [Remote control] The maximum remote control distance of the remote control is 50 m. You can control all functions by pressing the function keys on the doorbell. This way you can easily find your bike in the dark by turning the lights on or off.

Material: plastic Colour: Black Battery capacity: USB rechargeable 700mAh (3.7V) lithium battery Charge for 2-3 hours, up to 15 days, up to 60 days standby Lamp beads: COB bright light source A (red button) stands for Flash Model Switch B (blue button) is the calibration code button used to reset the indicator light so that it can be used again when needed Remote control battery: 12V / 27A alkaline battery Alarm tone: 105-120 dB Remote control distance: 10-50 m (open slide dance), can pass through the wall Applicable models: Normally installed for bicycle saddles with a spacing of 5 to 7 cm (all bicycle models and sizes) 1*bike tail light