Firstly, switch the power on at the bottom of the device.
Once the device is on, you can attach your desired attachment head by simply placing it into the end of the Gun.
Next, tap the power button on the touch screen display.
After this, your RePro will turn on, beginning on Level 1. Simply press or hold the + and - buttons on the touch screen to increase/decrease levels.
When finished with, simply tap the power button on the touch screen again & then proceed to switch the power off at the bottom of the device.