B57T 1.3-Inch Smartwatch Body Temperature Monitoring Smart Watch Waterproof Sports Smart Watch for Android IOS [CE Certificated] – Black

• Bluetooth 4.0 connectivity, stable signals and low power consumption

• Large color screen of 1.3 inches, with IP67 water resistance level, sweat-proof and durable for use

• Health monitoring: heart rate measurement, blood pressure measurement and sleep monitoring

• Never missing massage and phone calling, it can save massage records, like WeChat, QQ, Wahtsapp, etc

• With built-in 180mAh battery, longer standby time up to 25 days or so

• Widely compatible with Android 4.4 or above and iOS 9.0 or above smartphones

• Great for old people, boy, girl, suitable for most people who need to monitor health condition

Specification:

• Screen size: 1.3''

• Weight: 25.7g

• Waterproof: IP67

• Battery capacity: 180mAh

• Standby time: 25 days or so

• Working time: 7 days or so

• Bluetooth version: 4.0

• System Requirements: Support Android 4.4 and above, Apple IOS 9.0 or above