Waterproof Wireless Bike Bicycle Computer LED Odometer Speedometer

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Waterproof Wireless Bike Bicycle Computer LED Odometer Speedometer Introduction: Thi s 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. Features: -SPD: CURRENT SPEED -ODO: ODOMETER(0.001-99999KM/M) -DST: TRIP DISTANCE -MXS: MAXIMUM SPEED -AVS: AVERAGE SPEED -TM: ELAPSED TIME -CLK: CLOCK (12H/24H) -SCAN -\"+\"\"-\" COMPAPATOR -SETTING SPEED SCALE(KM/H.M/H) -SETTING TYRE CIRCUMFERENCE:(0MM-9999MM) -SEETING THE LAST VALUE OF ODOMETER -FREEZE FRAME MEMORY -AUTO: ON/OFF -WIRELESS TRANSMISSION Specifications: Display: Two-line four window displays. Size:Production size 4.5x 4.5 x 1.7CM, LED Size 2.8CMx 2.3CM Power by : 1x 3V CR2032 Lithium Battery ( Battery included ) Package Included: 1 x Wireless LED Bike Bicycle Computer Odometer Speedometer Before using please accroding the Tire size set a correct Perimeter.