Features: 1.Reliable Work: Receiver can work with transmitters that use the same coding, can also control multiple receivers at the same time. 2.Smart Control: 433MHz frequency and -105dBm sensitivity enable strong signal that can penetrate wall, floor, door and window. 3.Higher Safety: High security, stable performance and low power consumption, the module can be encoded by jumper or DIP switch. 4.Broad Utility: Can be applied to the remote control equipment of lights, alarms, locks, motors, fans, winches, doors and so on. 5.The Using Tip: This product is a relay output, which can control DC or AC equipment. And the range of the handheld transmitter is in the open area of 100-150m. Structures, interfering radiation and interfering fields reduce the range. specification:Item Type: Remote Control Module Material: ABS Working Voltage: AC 100-265V Current: Standby current less than 10mA. Working Temperature: -40 to +80. Receiver Frequency: 433MHZ Receive Sensitivity: -105dBm Communication Distance: Approx. 100 ~ 150m / 328.08 ~ 492.13ft Maximum Load: 10A relay, resistive load less than 8A, inductive load less than 3A. Remote Control Battery: 2 x AAA batteries, not included. PackageList:1 x Relay 1 x Remote Control