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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
2—The latest Bluetooth technology achieves Faster Speed and Broader Coverage than the previous version
Temperature: -40 degree ~ + 125 degree
Metal File
Scan to WSD(network support only)
Smart heart Ring Black Network 2—The latest Bluetooth technology achievesSpecification Model Number Smart ring R02 Function Heart rate, blood oxygen, sleep monitoring, multiple sport modes, step count, remote photography, etc Chip RF03 Heart rate chip VC30F BT version BLE5. 0 Battery capacity 17mAh Working life About 3 4 days Waterproof level Daily life waterproof Material Alloy+stainless steel APP QRing Compatible system For IOS 8. 0 and Android 5. 1, or above Charge method Magnetic charging Size of ring No. 8 18. 1mm No.
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