WP112 Smart Wristband 0.96'' NRF51822 Processor 24 Hours Real-time Heart Rate Monitor IP67 Waterproof Sports Fitness Tracker 6ft TF and U-disk Capacity:

6ft TF and U-disk Capacity: Max 64GB Working Voltage: DC 12-24V Working Current: 45mA(Max) USB Output: 5V / 2

3G SIM Card & Wifi Support

2 x SIM Ejector Pins

This humidifier is powered by USB with the input voltage of DC5V

Waterproof both in swimming and diving

WP112 Smart Wristband 0.96'' NRF51822 Processor 24 Hours Real-time Heart Rate Monitor IP67 Waterproof Sports Fitness Tracker 6ft TF and U-disk Capacity:Product Features: Healthy Assistant The Smart Band can check your physical index, such as steps, distance, calories burned provided daily, weekly, monthly and annual summary of your activities, all these show on the APPs, get a better understanding of your fitness level. Real time Fitness Tracker The smart bracelet is equipped with 24 hour real time heart rate monitoring. Easily get the details of your heart BPM without interrupting your workout.