Amovan Nova Smart Ring, for exercise and sleep

Amovan Ring is a revolutionary smart health ring that monitors your heart rate, sleep quality, blood oxygen level, activity, and skin temperature.  Know yourself better with Amovan Ring! The smartest fitness & health tracker built for you.  Accurate monitoring No Subscription Fee Intelligent charging Long battery life IP68 Certificated Water Resistance Application APP: AMOVAN RING    (10% discount at checkout/ Subscribe&get 15% discount) Set Your Ring to Smart and Stylish More info  Accurate AI data algorithm monitoring Multiple sets of accurate monitoring sensors and a built-in IoT intelligent algorithm intelligently obtain precise body data, constantly monitoring the body's health status. Stable and uninterrupted long-distance connection Specifically equipped with a 5.1/5.0 low-power Bluetooth chip, effectively connecting within a distance of <10 meters, ensuring stable transmission without disconnection. Long battery life Equipped with a 20mAh innovative curved high-density lithium polymer battery, it can last 5-7 days on a single charge and stay on standby for 10-15 days. Free lifetime subscription The AMOVAN Ring APP needs to be connected to the ring via Bluetooth on your phone, and Bluetooth needs to be turned on when the app is launched.