The program control button is on the back of the device. Push and release the button to change from one program to the next. Each time you push the button you will bear 1 to 4 beeps telling your which program you have selected.
The program control button is on the back of the device. Push and release the button to change from one program to the next. Each time you push the button you will bear 1 to 4 beeps telling your which program you have selected.