This is Wireless Bike Bicycle Computer which is used to record the details during the cycling. It is small size and light weight. While the users install this bike computer on the bike and then it can record the data and help the users know their exercise better. SPD CURRENT SPEED -ODOMETER (0.001~99999km/m) -DST TRIP DISTANCE -MXS MAXIMUM SPEED -AVS AVERAGE SPEED -TM ELAPSED TIME -CLK CLOCK (12H/24H) -SCAN. COMPARATOR -SETTING SPEED SCALE (km/h,m/h) -SETTING TYRE CIRCUMFERENCE (0mm~9999mm) -SETTIN THE LAST VALUE OF ODOMETER/ODO -MAINTENANCE ALERT -FREEZE FRAME MEMORY -AUTO ON/OFF. 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 tyre sizes for accurate stats tracking.