This Is a Haylou Solar Plus Rt3 Smartwatch in Black.

It features a 1.43-inch AMOLED display with a 466x466 resolution.The watch supports Bluetooth calling and includes 105 workout modes.Health monitoring capabilities include 24-hour heart rate tracking, SpO2 (blood oxygen saturation) levels, and sleep monitoring.The battery provides up to 7 days of life under daily usage and up to 20 days in standby mode.