SHANREN BEAT 10 Bluetooth and ANT+ Heart Rate Monitor - Get the Most Out of Your Training Why do you need a heart rate monitor? *Keeps you in the right training zones *Monitor and control your intensity of training How to wear the heart rate sensor? *Moisten the electrode areas of the chest strap; *Attach the sensor to the chest strap; *Adjust the strap length to fit tightly but comfortably. Check that the moist electrode areas are firmly against your skin. Specifications: Product Name: Beat 10 Model: SR-HRM10 Communication Mode: ANT+/Bluetooth Smart Battery: CR2032 Working Time: 800hrs Belt Range: 65cm-95cm (25.6-37.4in) Sensor Size: 58*34*12mm Waterproof: IP67 Weight: 55g BLE/ANT+ devices connection & APP supportive: Compatible with Shanren Discovery (www. amazon.com/dp/B0756YJDC6) APP Support: Shanren Sport, Runtastic PRO, Strava, Whaoo Fitness, MapMyRun, MapMyRide, RunKeepter, iBike, Sports Tracker, Endomondo etc. Maintenance Notice Detach the sensor from the strap after every use and dry the sensor with a soft towel. Do not use cleaning chemicals. Rinse the strap under running water after every use and hang to dry. Package List: 1 * Transmitter Device 1 * Adjustable Elastic Strap 1 * User Manual(English) Warranty: One-year warranty guaranteed.