Four (4) Channel Transmitter & Receiver in Weatherproof enclosure 9x9x4 inches
Operation 12VDC  or 120/220 VAC, 

Performance
■ 30 dBm High power transmitter
■
■ 2 Mile (3.km) line-of-sight With  938432 Yagi antenna
■ Optional long range 5 Miles ( 8 km )
■ Input Dry isolated contact N/O
■ Relay output 5 Amp Class 2
   
Installation features
■  Operation license-free 433MHz ISM band
■  Easy installation, No programming
■  Wring: removable terminal block
■ Weatherproof enclosure
■ Dimensions  9x9x4 inches each

■ Applications:
Industrial Monitoring, Pump control, Monitor remote, instruments,
Lighting,  Mobile system, PLC remote, Gates, Process control
Generators. Remote Alarms. Solar, Wire replacement

PLEASE Contact a certified electrician for the installation of this device