Xiaomi MI Watch S1 Pro, User Manual

Name: Xiaomi Watch S1 Pro
Product: Smart  Watch
Model: M2135W1
Water Resistance: 5ATM
Wireless Connectivity: Bluetooth® 5.2

07 Specifications

11

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and 

any use of such marks by Xiaomi Inc. is under license. Other trademarks and trade names are those 

of their respective owners.  

Wireless Charging Operating Frequency: 109–148 KHz 
Bluetooth Operation Frequency: 2402-2480MHz 
Bluetooth Maximum Output Power: <13 dBm 
Maximum Output Power: -19.04 dBuA/m@10m 
NFC Operation Frequency: 13.56 MHz
NFC Output Power: -22.00 dBuA/m@10m
Operating Temperature: -10°C to 45°C

Compatible with: This product only supports certain Android or 
iOS systems. For detailed information, please check the 
product page on www.mi.com.
For regulatory information, product certification, and 
compliance logos related to the Xiaomi Watch S1 Pro, please 
go to Settings >About Watch>Regulatory.  

Battery Capacity: 500 mAh
Input Voltage: 5 V
     The symbol indicates DC voltage
Input Current:1 A