Aetertek AT-216F Owner's Manual page 6

the reference distance range and the actual distance, the signal coverage range can be
adjusted by intensity increase/decrease according to user needs.). 00 level is the way of
turning off electric shock.
4.To enter or exit menu setting by pressing M button. On the menu, the BB sound,
vibration and shock function can be selected by left and right buttons. When setting menu
icon flashes, the BB sound, vibration and shock can be programmed by pressing the up
and down buttons. (ON means relevant function selected, OFF means relevant function
deselected). Two Shock modes: AUTO and MANUAL. In Auto Mode, transmitter emits
certain level shock intelligently, while in the mode of MANUAL, user can set the desired
shock levels. As soon as function and level is set, press the menu button can save the
setting and exit programming.
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