?Myzone NOT compatible. ✓How to use - Moisten the plastic electrode areas on the reverse side of the strap, check that the moist electrode areas are firmly against your skin and that the connector is in correct position. ✓Note - Sometimes for having battery and signal issues, the problem may lies on the chest strap. You just simply need the replacement strap that'll solve the problem. We suggest you change the strap regularly. ✓Adjustable sizing - Wearable size from 25" to 36". The space of two snap button is about 45mm. If there is any compatibility issues, kindly contact us on the order page and we will reply you within 24 hours. ✓Reliability - the chest strap can enhance and extend the life of sensor. The electrodes area can pick up your heart rate date quickly, providing stable connection and accurate data to help you maximize your workout. If you exercise regularly, we suggest you have an extra strap for changing. ✓Work with most popular heart rate monitor (ANT+ Bluetooth 4.0), compatiable with WAHOO/ GARMIN / POLAR /SHANREN/XOSS and many others, POLAR H10 is workable, MYZONE NOT COMPATIBLE. Not including HR sensor. Small Size is 19-25inch, Large Size is 25-36 inch. Myzone NOT compatible.

Sensor Type: Wearable. Battery Life: 24 Hours. Item Dimensions LxWxH: 36 x 2 x 1 inches. Screen Size: 0.96 Inches. Compatible Devices: COOSPO Heart Rate Monitor H6/ H808S. Color: A. Material: Plastic. Brand: CooSpo. Date First Available: May 26, 2020. Best Sellers Rank: #154,306 in Sports & Outdoors. Customer Reviews: 4.1 out of 5 stars 102 ratings 4.1 out of 5 stars. : B0895NLSN6. Size: ?Large. Style: ?Chest Strap Replacement E5-36 inch. Manufacturer: ?CooSpo. Material: ?Plastic. Color: ?A. Brand Name: ?CooSpo. Item Dimensions LxWxH: ?36 x 2 x 1 inches. Package Weight: ?0.04 Kilograms. Item Package Dimensions L x W x H: ?6.97 x 1.54 x 0.71 inches.