Need to install 3 AAA batteries independently(not included in the delivery)
Power on and off. Mode selection: Press [M], press once will change a mode, a total of 8 modes can be selected.
Intensity adjustment: press [M], and then press [+] [-] can adjust the intensity, a total of 20 kinds intensity adjustable.
Timing function: press [T] key, respectively set 10-60 minutes timer
Power: 3 AAA
Work Power: 2-100 Hz
Size: 11 * 5.5 * 2 cm/4.3 * 2.2 * 0.78 inch
English