I Fitness can control the hardware device through your iPhones Bluetooth.These devices can generate electronic pulse to relax your muscle after you build these muscle. Rest and relax are benefit for enhancing your muscle.
Operation steps:
1. Turn on your iPhones Bluetooth in "Setting-Bluetooth"
2. Turn on the hardware referring to its instruction manual.
3. Open Fitness app, and select the device name on the pop up device list.
4. Select different modes and frequency to feel different PULSE from the device.Choose one you feel good.
5. Enjoy it.