Specifications Product : Smart Watch Name: Xiaomi Watch S1 Model: M2112W1 Wireless Connectivity: Bluetooth ® 5.2 , Wi-Fi IEEE 802.11b/g/n 2.4 GHz Batery Capacity: 470 mAh Water Resistance: 5 ATM Transmitting Frequency of GPS/GLONASS/Galileo/ BeiDou: 1559–1610 MHz Watch Net Weight: 69 g (Including strap) Strap Materials: Calfskin leather/Fluorine rubber Buckle Material: SUS316L Battery Type: Lithium-ion polymer battery Input Current: 1 A Input Voltage: 5 V The symbol indicates DC voltage Wireless Charging Operating Frequency: 110–148 KHz Wi-Fi Operation Frequency: 2400–2483.5 MHz Wi-Fi Maximum Output Power: Bluetooth Operation Frequency: 2400–2483.5 MHz Bluetooth Maximum Output Power:
Maximum Output Power: 28.07 dBuA/m@10m NFC Operation Frequency: 13.56 MHz Operating Temperature: 0°C to 45°C Compatible with: This watch only supports certain Android or iOS systems. For detailed information, please check this watch's product page on www.mi.com or consult sales/customer service staff before purchasing. 10