Meco Sunding Bicycle Bike Speed Cadence Sensor Wireless Bluetooth V4.0 For Cell Phone

Specification: Color: Black Material: ABS(Acrylonitrile Butadiene Styrene) Size: Approx. 3.9 x 1.5 x 4.7cm/1.54 x 0.59 x 1.85'' Tech: BLE2.4GHz Wireless Battery: 1 x CR2032 (Included) Battery Lifetime: Approx. 500hours Transmission Range: <3 meters(9.9ft) Waterproof: Splash Proof Operating Tempreture: -10C-50C(14F-122) Bike combo sensor ( includes the cadence sensor and a speed sensor) attaches to the chain stay of your bike to help you track your speed and cadence accurately. Bike Combo Sensor Installation Procedure: Use the supplied cable ties to hold the sensor in place, and do not fully tighten. Adjust the magnets and the sensors, making sure the air gap between sensor markings and magnets is less than 3mm, when setup is complete, tighten the cable ties. Apps in APP Store: MapMyRIDE MapMyFitness Wahoo Fitness Wahoo Utility Biky Coach Runtastic Road Bike Package Included: 1 x Speed Cadence Sensor 1 x Magnet 4 x Nylon Ties 1 x Manual