Waterproofed Updated Sunding Bicycle Speedometer With Backlight And Another 16 Features 46x46x19mm

OverviewBicycle speedometer bike digital odometer tiny computer smart operated day and night backlight light screen small-sized and light-weight counts trip speed and distance and time with auto display and auto on/off for long-aged batteries and waterproof in red-black color with memory saving data. Product Name: Wired bicycle computer backlight Model No.: SD-546AE/SD-564G Battery Capacity: 140mAh Battery Life: 300 Hours Working Time & 8 Months Standby Time Backlight: 1.4"LED Material: ABS Functions: 1.SPD CURRENT SPEED 2.ODO ODOMETER （0.001～99999km/m) 3.DST TRIP DISTANCE 4.MXS MAXIMUM SPEED 5.AVS AVERAGE SPEED 6.TM ELAPSED TIME 7.CLK CLOCK (12H/24H) 8.SCAN 9.“+” “－” COMPARATOR 10.SETTING SPEED SCALE（km/h,m/h） 11.SETTING TYRE CIRCUMFERENCE : (0mm～9999mm) 12.SETTING THE LAST VALUE OF ODOMETER/ODO 13.MAINTENANCE ALERT 15.AUTO ON/OFF 16.Backlight