COOSPO HW807 Heart Rate Monitor Bracelet measures HRV heart rate training zone via Bluetooth 5.0/ANT+, LED heart rate sensor armband IP67 waterproof, rechargeable compatible with Wahoo, Zwift, Strava.

"Sweat and waterproof - IP67 waterproof effectively prevents sweat and water from entering the device during training. Can be submerged in water up to 1 meter deep for up to 30 minutes, but not suitable for swimming. Heart rate zone training - Coospo HW807 equipped with 5 smart LED displays five different heart rate training zones, which can help you check real-time heart rate zone by LED color instead of checking your smartphone. You can adjust your heart rate zones through the Heartool app. Heart rate alarm - Equipped with a vibration motor for notifications. It will notify you once your heart rate exceeds the value you set through the Heartool app. The default maximum heart rate value is 180bpm. Bluetooth and ANT+ connectivity - Thanks to Bluetooth and ANT+ technology, the coospo HW807 can be connected to fitness apps on smartphones and tablets, bike computers, sports watches, and fitness equipment. APP compatible - This heart rate monitor bracelet works with more than 200 fitness apps such as CoospoRide/ Heartool/ wahoo fitness/ strava/ Nike runclub/ Adidas Run app/ DDP yoga/ elite hrv / Rouvy Virtual Cycling and others. 20 hours battery life - Built-in rechargeable lithium battery with up to 20 hours of continuous operation on a single charge. Charging is easy with the magnetic charging cable. It comes with 2 adjustable and breathable straps in different sizes (35cm & 38cm) for maximum comfort. No app connection required during training, heart rate data is stored by the bracelet and you can sync the data with the Heartool app after training."