R11 Smart Ring Wireless Charging Heart Rate Blood Oxygen Monitor Ring 5 ATM Waterproof Smartring Fitness Ring for Android & iOS

Good luck with your favorite purchasesHign-concerned Chemical : None Model Number : R11 Certification : None,None Origin : Mainland China Brand Name : APWIKOGER Origin : Mainland China Thickness : 2.5mm Weight : 3.3g (No. 10) Chipset Supplier : Realtek Chipset : RTL8762 ESF APP : QRing FLASH memory : RAM 104KB FLASH 512KB BT : 5.2 low-power Bluetooth-Compatible chip Accelerometer : ST LIS2DOC Heart Rate : Vcare VC30F-S Battery type : polymer lithium ion Capacity : 15mAh (18mAh for No. 11 and above) Charging method : wireless charging Waterproof level : 5ATM Ring charging time : about 1.5 hours Life time : 5-7 days of use, 15 days of standby Appearance material : stainless steel Charging stand size : 47*16mm Color : black Charging interface : Type-c Material : plastic cover + zinc alloy bottom shell Packaging size : 103*80*32mm Gross weight : 103g