-Fully adjustable bars can be rotated 180 degrees. - one side only power and signal cable required other side 2xAAA battery needed ( battery not included) -When the batteries are empty, the receiver beam starts to give an acoustic beep. -Can be used for automatic gates and automatic garage doors, home security, driveway alarms and other automation projects etc.
 
Can be used for automatic gates and automatic garage doors, home security, driveway alarms and other automation projects etc.
Easy installation as only wiring on the receiver beam is required. The transmitter beam is powered by 2 x 1.5V AAA batteries which are included.
SPECIFICATIONS:
Receiver:
Power Source: 12V to 36V AC DC
Maximum Range: 15m
Wavelength: 940nm
Modulation Frequency: Pulsed
Relay Contact: Potential Free 1 AMP C/O
Physical Size: 136 x 54 x 32mm
Transmitter:
Power source: 3V (2 x AA Alkaline Batteries)
Battery Life: long