Bicycle Electronic Bell

Sound adjustment of three volumes 80, 110, 130 (dB), clear sound, can let the road ahead of the personnel and vehicles know your arrival, so as to protect your safety.It can be charged by using the data cable of the Micro USB interface. It can be charged for 72 minutes and used for 20-30 days. It can ring the bell for 2000 times continuously.It can be used in extreme weather conditions, waterproof, dustproof and waterproof, only to bring you a better experience