Smart Watch B31 Heart Rate Blood Pressure Sleep Monitor with Pedometer Bluetooth 4.0 LE IP67 Waterproof Fitness Tracker for Men Women Gold Black Silvery
B31 Smart Watch with Heart Rate and Blood Pressure Monitoring for Fitness and Daily Wear

This B31 smart watch puts important health data right on your wrist, including heart rate, blood pressure, and sleep monitoring. It also works as a full fitness tracker with a pedometer, distance measurement, and calorie counting across multiple sports modes. With Bluetooth 4.0 LE connectivity, you can receive notifications from WeChat, QQ, Facebook, Twitter, WhatsApp, Skype, and Instagram, plus control your phone camera. Available in gold, black, or silvery, it is built for everyday comfort and practical use.
Features and Construction

The B31 combines essential health sensors with a clear display and reliable Bluetooth connection. Its lightweight design fits comfortably for all-day wear, and the waterproof construction adds peace of mind for daily activities.
Material and Build
The watch uses a TFT IPS screen with 0.96-inch display and 80x160 resolution, offering clear visibility. The casing and strap are made from metal and plastic, giving a solid feel without being heavy. The device is water-resistant, suitable for everyday splashes and sweat.
Size and Practical Fit
The screen size is 0.96 inches, and the watch is designed to fit most wrist sizes with an adjustable strap. The one-touch interactive mode makes it easy to navigate menus and start tracking.
Uses and Placement

Whether you are at the gym, in the office, or at home, the B31 provides continuous health monitoring and convenient phone connectivity.
Event or Professional Use
For shift workers or busy professionals, the watch offers silent alarm reminders and call name display, helping you stay on schedule without checking your phone. The anti-lost function can help locate your phone if misplaced.
Everyday Home Use
At home, the sleep monitor records your sleep time and quality, giving useful feedback to improve rest. The pedometer and distance tracker motivate you to move more during daily routines.
Benefits and Buying Value

This smart watch gives practical health insights and phone integration without a high price point, offering solid value for daily wear.
Reuse and Low Maintenance
The rechargeable battery lasts 3-5 working days on a full charge, with a standby time of about 20 days, so you do not need to charge it every night. No special maintenance is required beyond keeping the strap clean.
Why Choose This Product
The B31 stands out for combining heart rate and blood pressure monitoring, sleep tracking, and extensive app notification support in one waterproof device. With three colour options and a low learning curve, it is a straightforward choice for anyone wanting basic health tracking without complications.



