The Bluetooth Wirelss Weight Scale automatically sends your weight and BMI to the free APP using Bluetooth Smart Technology.
The free APP supports Android system 4.3 and above, iOS system 6.0 and above. The APP is available from Google Play and App Store and is compatible with Google Fit and Apple Health.
Wireless communication: Bluetooth4.0 module
Power: 4 × 1.5V AAA batteries