Dongguan Jiajin electronic technology Co., LTD Smart Ring - LED Screen Heart Rate Monitor

MULTIFUNCTION: - Touch Screen: Display time, steps, heart rate, Sp-O2, sleep time - Pedometer: Steps,Calories,Distance - Heart Rate Monitor - Sleep Tracker - Sport Modes - Tik Tok Control - Music Control - Remote Camera HARDWARE: Free APP: Jring Bluetooth: 5.1 Charging Type: Magnetic Charging Ring Battery Capacity: 16mAh Compatibility: Smartphone iOS 10.0 or above, Android 9.0 or above NOTES: - Free App - no subscription fees - IP68 Waterproof - DO NOT suitable for hot water Packing: - 1* Smart Ring - 1* Charging Case - 1* Charging Cable for Case - 1* User Manual Any questions,please kindly contact us,we would always offer best solution to you.