The penetration control box is a contact detector device. Used in combination with a conductive headform, the penetration box provides a detection signal.
- Visible and audible contact detection indicators
- Uses a regular 9 VDC battery
- Ligths indicator with reset button
- ON/OFF switch
- Length: 6.98 cm / 2.75 in
- Width: 2.54 cm / 1 in
- Height: 13.3 cm / 5.25 in