XIAOMI Redmi Watch 5 Active Matte Silver

49.1mm x 40.4mm x 11.4mm - Height, width and thickness dimensions exclude the strap and protrusions

30.6g (without inbox strap)

Frame: Plastic (with metal spray coating)

Strap:  Matte Silver: TPU strap size: 135mm-205mm

Sensors: Heart rate sensor (with blood oxygen sensor) | Accelerometer

Bluetooth call: supported

Speaker: supported

5ATM water resistance

Wireless connectivity: Bluetooth® 5.3

Operating system: Xiaomi HyperOS

Compatibility: only supports smartphones with Android 8.0 and above, iOS 12.0 and above