Range: 22 ft. (7m)

• Retro-reflective design.
• Range: Up to 22 feet.
• Perfect for monitoring an entrance or use as an entrance indicator.
• Will make "ding-dong" sound or siren sound when the beam is interrupted.
• Speaker volume can be adjusted or turned off.
• When in siren mode, sounding time is adjustable from 3 to 30 seconds.
• 9V AC to DC adapter included.
• All components plug into each other.  No hard wiring required.
• Optional counter available.
• NO/NC output.
• Includes the following:

• NIR retro-reflective sensor.

• Reflector.

• Speaker.

• 9VDC 200mA output adapter. (not shown)