Metering Devices -Key Transmitter Relay Switch Highlights Generic Brand Key Transmitter Relay Switch Description: 1 Channel Smart RF Switch: The new intellgence switch can control one or more devices in the house. High Signal Sensitivity: RF signal works through walls and doors and eliminates self-interference or mutual interference. Adopt advanced electronic circuit design, stable performance and safe operation. Widely used in small home appliance control system, such as lamp light control, TV remote control, aquarium system control, router control, ceiling fan control, etc. . Simple and convenient to install and use. The package includes an RF relay switch and a one-button remote. specification: Input voltage: AC 85V-220V RF operating frequency: 433MHz RF operating mode: superheterodyne reception Receiving sensitivity: -107dbm Remote control distance: 50m~100m (open space) Depending on the remote control and the environment of use, determine the distance. Number of remote controls that can be stored: 25 Remote control type: learning code, fixed code Working modes: Jogging, self-locking, interlocking Coding mode: 1527 learning code Modulation method: ASK Working temperature: -10 ~+70 Quiescent current: 8.5mA Load power: 1000W Resistive load: 10A Size (LxWxH): 54x31x11mm / 21.26x12.20x4.33inch Package includes: 1 switch relay 1 piece remote control Note: If there is please allow slight difference between the size of the above and the actual item due to manual measurement.