Cuifati Smart Ring - N. 12

6. STAINLESS STEEL MATERIAL, ELEGANT APPEARANCE: The smart ring is made of high quality stainless steel, sturdy and durable, rust and wear resistant. Beautiful and elegant design, lightweight. Specifications: Item Type: Smart Ring Material: stainless steel. Colour: gold Ring Battery Type: Lithium Battery (with built-in battery) Ring Battery Capacity: 20mAh Ring battery life: about 7 days Ring charging time: about 45 minutes App: for Smart Health How to use: Scan the QR code to download the APP before use and operate according to the instructions. Start Mode: Auto start with full charge. Packing List: 1 x Smart Ring 1 x charging cable. 1 x User Manual Notice: Manual measurement, please allow some errors.