Xiaomi Watch S1 GL (Black)

Materials: Sapphire glass + stainless steel case

Strap material: Calfskin leather

Product colour: Black

Product dimensions: 5mmx46.5mmx11mm (not including strap and local protrusions)

Display: 1.43″ AMOLED display

Display resolution: 466×466

Adjustable length strap: 1mm-225.1mm (leather); 149.8mm-233.8mm (fluororubber)

Battery capacity: 470mAh

Battery type: Lithium-ion polymer battery

Operating temperature: -10℃-45℃

Water resistance rating: 5 ATM

Sensors: Heart rate sensor (with blood oxygen sensor), accelerometer, gyroscope, geomagnetic sensor, atmospheric sensor, ambient light sensor

Charging port: Wireless charging

Microphone: Supports

Speakers: Supports

Compatible with: Android 6.0 or iOS 10.0 and above

Satellite positioning systems: GPS, BeiDou, GLONASS, Galileo, QZSS

Wireless connection: Wi-Fi IEEE 802.11b/g/n 2.4GHz; Bluetooth® 5.2