Bike Speedometer Waterproof Wireless Bicycle Bike Computer and Cycling Odometer with Automatic Wake-up Multi-Function LCD Backlight Display

【Multi-functions】Small size, light weight, wireless, waterproof design makes it convenient and durable. This bicycle computer measures speed, distance, riding time and etc which what any serious bicyclist or fitness fanatic needs.

【Auto Wake Up Function】After no signal inputs of 300 seconds, the screen of bike speedometer wireless will go into a standby sleep mode. Automatically wakes from sleep mode upon sensing vibration in the bicycle.

【Day & Night Backlight】Provides backlight for easy viewing during dark hours.The backlight will automatically turn on when any button is pressed between 18:00 and 06:00. Please note the slight rattle sound from device is normal phenomenon, which results from the design of wireless automatic function.

【Easy to Install & Use】Simple installation that only takes a few minutes. Easy to navigate interface with only two buttons to access all measurements. Customizable to most common type sizes for accurate stats tracking.

【Widely Applicable】Our bike speedometer works great on rainy days as usual. Road bicycles, mountain bikes, folding bikes,and other common bicycles are compatible with this bicycle computer.