Redmi Watch 5 Active

Redmi Watch 5 Active Dimensions 49.1mm x 40.4mm x 11.4mm Frame Plastic (with metal spray coating) Sensors Heart rate sensor (with blood oxygen sensor) | Accelerometer Battery Typical use time: 18 daysCapacity: 470mAh Display 2″ Square LCD displayResolution: 320 x 385｜250PPI Specifications Bluetooth call: supportedSpeaker: supported5ATM water resistanceWireless connectivity: Bluetooth® 5.3Operating system: Xiaomi HyperOSCompatibility: only supports smartphones with Android 8.0 and above, iOS 12.0 and above