Walking Wristband Waterproof-Activity Tracker Fitness Watch with Heart Rate Monitor, IP67 Waterproof Smart Watch with Sleep Monitor, Calorie Counter for Kids Women and Men Silver

Waterproof rating: IP67

System requirements: Android 4.4 and above, IOS 8.0 and above

Battery capacity: 180mAh

Screen display: 1.3 inches

Bluetooth: BLE4.0