Compatible Android 6.0+
iOS 10+

Screen AMOLED, 1.43″, 466×466
Wireless Bluetooth 5.2
Battery and run time 470 mAh, up to 12 days in normal mode, up to 24 days in eco mode, 30 hours with always-on GPS
Strap length 149.8-233.8mm (resin strap)
165.1-225.1mm (leather strap)

Water resistant 5 ATM (submersible up to 50 meters)
Navigation GPS, GLONASS, Galileo, BeiDou, QZSS
MIUI Watch OS 1.0
Optional WiFi 802.11 b/g/n (2.4 GHz), wireless charging, SpO2, continuous heart rate measurement, 117 activity types
Weight 77 g with polymer strap
Dimensions (H×W×D) 46.5×46.5×11.0 mm