Transmits heart rate data to Polar heart rate monitors using 5kHz transmission and compatible gym equipment, compatible heart rate monitors include, but are not limited to: FT1, FT2, FT4, FT7, FT40, FT60, FT80, RS100, RS300X, RS400, RCX5
Compatible products: Elastic straps, individually coded to pick up your heart rate monitor and not others nearby, this eliminates cross-talk with other electronic devices in the same area
Slim, lightweight, and waterproof design

Newly developed magnetic fastening system for professional attachment of your start number.
Simple, quick, precise and secure start number attachment.
Modern and contemporary attachment type with optimal wearing comfort.

【Accurate Fitness Tracker】: The micro voltage signal generated by the heart beating is amplified and processed directly to get the heart rate value instead of monitoring the blood flow through optical sensors and then converting it with software, which leads to the problem that the accuracy is affected by light and skin. Fitcent CL820W heart monitor sensor will accurately track your steps,calories consumption,distance traveled, heart rate. through this accurate measurement technology.
【BLE , ANT+ and 5.3Khz Connectivity】: Using bluetooth high frequency transmission, using the existing international standard bluetooth protocol, through the smart phone widely used BLUETOOTH 5.0 and ANT+ to transmit the heart rate signal, Iphone and Android mobile phones are widely applicable, reduce your compatibility concerns. It is also compatible with a non-coded 5.3kHz treadmill.
【Wireless Charging】: FITCENT heart rate monitor chest strap comes with a rechargeable battery with the included wireless dock. After 1.5 hours full charged, allows you to work out an hour per day up to 30 days with single charge.