Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

100% Brand New.Weight:110gSize: production size 9 x 4.8 x 2.2CMSPD CURRENT SPEED .ODO ODOMETER#0-99999KM/MILE#.DST TRIP DISTANCE .MXS MAXIMUM#SPEED .AVS AVERAGE#SPEED .OTM TOTAL TRIP TIME .TM TRIP#TIME .RTM RIDING ALL TIME.CLK CLOCK #12H/24H#.SW STOPWATCH .TEMPERTERATURE(-2070?TM UP TRIP#TIME UP .TM DN TRIP TIME DOWN .TRIP UP TRIP DISTANCE UP.TRIP DN TRIP DISTANCE DOWN.????COMPAPATOR .Km/Mile SELECTIOMMAINTENANCE ALERT .LOW-SPEED REMINDER.CARE REMINDER.FREEZE FRAME MEMORY.LCD BACKLIGHT.LOW BATTERY INDICATOR .AUTO#ON/OFF .This new type of multifunction bicycle-odometer can display all information about the riding speed， mileage and time dynamically when riding. it also includes the function of thermometer， clock and stopwatch.Specifications:Display: Two-line four window displays.Power by : 1x 3V CR203 Lithium batteries ( Battery included )Package Content:1 x Bcycle computer1 x Mounting Shoe1 x Sonser1 x wheel Magnet1 x Cable ties1 x CR203 battery1 x English Instruction