Bicycle LCD Computer Odometer Speed Speedometer WaterproofFeatures:You don't have to change the battery it’s work more than 5000 KM. It is functioned as tracking your training progress in real time. Easy operation and durability make it popular with people. Generally speaking, with it, you can control your riding every moment.Functions:SDP : CURRENT SPEEDODO : ODOMETERDST : TRIP DISTANCEMXS : MAXIMUM SPEEDAVS : AVERAGE SPEEDTM : ELAPSED TIMECLK : CLOCK (12H/24H)SCANCOMPAPATORSETTING SPEED SCALE(KM/H.M/H)SETTING TYRE CIRCUMFERENCE:(0MM-9999MM)FREEZE FRAME MEMORYAUTO : ON/OFFNote: Sensing distance of the probe and the magnet holder 5-10mmSpecifications:Size:46x46x15mmNet weight: 67gColor: Black+Red