Check the listing for details. Long Range Wireless Remote Radio Control Switch Transmitter Outdoor Receiver 3KM. Condition: New. Listed at 129.99 USD. Normal 0 false false false EN-US X-NONE X-NONE EASY TO CONTROL: Learning code has high-level security for its low repetitive rate and re-learn mode, it can delete the old code and re-learn a new code. There is a switch key on the relay. If the remote control get lost. You also can always control of it.(When in using, a plastic slider on the side of the remote need to be moved into a particular position.) HIGH SENSITIVITY- Sensitivity -114dBm, Stable and reliable performance ,high receive sensitivity and anti-jamming capability. WIDE APPLICATION: This long distance remote switch is used in pumps, Irrigation, mud pumps, motors, lamps, Access control, Packing machines, sprayers, car washers, Alarm, etc. Technical Specifications Operating voltage:AC100V-AC240V(Single Phase) Max load:30A Working distance: 2000M/46600FT line of sight Cable length of antenna: 3m Receiver sensitivity: : -114dBm Rated power: 3000W Code type :Learning code Transmitter battery:(6F22 9V) Package Includes: 2 x remote controls ( with battery) 1 x Receiver Relay in weatherproof enclosure 9x9x4 inches 1 X External antenna 1 x Manual NOTE: Test The system Before installation as indicated in the manual. .