Smart Wireless Bluetooth ANT PX7 Waterproof Cycling Speed Cadence Sensor, 501 Original

Smart Wireless Bluetooth ANT PX7 Waterproof Cycling Bike Bicycle Speed Cadence SensorSpecification:Color: BlackSize: 21*21*8mm/0.82*0.82*0.31''Waterproof: IPX7Battery: CR1632Using time: 300 hoursStandby Time: 300 DaysConnection Mode: Bluetooth4.0, ANT+Support Object: Cycling APP,Bike Trainer, Stopwatch, Sport Watch, etc.Measuring Range: 0- 200rpmOperation:1. Use outdoor double sided tape to fix the left crank inside the rhythm sensor. Use elasticity to further repair it2. Shake the rhythm sensor before connecting it, and then connect it to your application or device.3. A rhythm sensor inside the battery, you can use it directly to ensure that positive (+) is when you replace the battery.4. Rhythm sensors can be connected to a variety of devices and applications to support data collection through the ANT + ORBLUETOOTH rhythm. Note:Please allow 1-3mm differs due to manual measurement.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. 1 x Speed Cadence Sensor1 x Battery3 x Elasticities2 x Double Sided AdhesiveTapes