Watch Specifications Screen: IPS touch screens, and they come in a suitable size. Design: Durable body, includes interchangeable straps. Health Functions: Heart rate measurement, blood oxygen level (SpO2), sleep quality monitoring, and inactivity reminder. Sports Activity: Tracking steps, distance, calories, and multiple sports modes. Connectivity: Supports Bluetooth 5.0+ for making calls and receiving notifications (messages, apps). Battery and Charging: Magnetic charging, and the battery lasts approximately 3 to 5 days in normal usage mode. 1.83-inch IPS color screen. Wireless charging and 180mAh battery. Water resistance and sports activity tracking. And of course, I opened it only once For sale to the highest bidder, and please do not underbid