This fits your .
Make sure this fits by entering your model number. [Battery] Remove the insulating sheet of the pre-installed battery before the first usage. [Wear] Wet the electrode area; Magene logo the right way up; Close to your skin.Or the sensor will not be found by other devices. [Device] When using the Bluetooth protocol 1 sensor can ONLY connect to 1 APP or device concurrently; When using ANT+ protocol 1 sensor can be connected to multiple devices at the same time. [Connection] When using a smart phone APP, you need to search for the sensor in the APP, searching through the phone system’s Bluetooth setting is invalid. [Hibernation] H64 sensor will automatically enter a sleep state after 30 seconds in order to save power after the heart rate strap is removed. Magene Heart Rate Monitor Heart Rate Sensor Chest Strap Protocol ANT+ Bluetooth Compatible with iOS Android APPs - BNTBCUM2S
