Features: Wireless Remote Control: This 220v wireless relay switch features a detachable smart controller for electronic programmable controlling, allowing convenient operation of farm irrigation and electrical equipment from a distance. High Stability and Low Power Consumption: The wireless relay switch ensures high stability and low power consumption, making it ideal for lifting equipment, water pumps, and household appliances. Versatile Application: Suitable for controlling light, water pumps, and various household appliances, this switch offers flexibility and ease of use for a wide range of applications. Reliable Performance: Designed for pump household control, this switch delivers reliable performance, ensuring efficient and seamless operation of connected devices. Easy Installation and Operation: With its user-friendly design, the wireless relay switch offers easy installation and intuitive operation, making it an ideal choice for both professionals and diy enthusiasts. Specification: Input Power:AC 85V-250V Standby Current:<8.5MA RF Frequency: 433M RF working mode: superheterodyne Receive sensitivity: > 97 dbm Transmitting distance: 20-100 m ( open space) Decoding mode: MCU software decoding Remote storage: 16 pcs Support remote type: Learning code (1527 encoding ) Working mode: Momentary, Toggle Wiring type:fixed terminal Output Terminal: NO , NC , COM Dimension of PCB: 35*30*18mm (L,W,H) Remote Control Size: 5*11cm About Working mode: Momentary: Push the remote button , the relay connects, release the remote button , the relay dis-connects. Toggle: Push once the remote button , the relay connects , push twice the remote button , the relay dis-connects. Notes: Please allow slight tolerances in size due to manual measurement, and lighting in photography may result in a difference in color than in real. Include: Choice1: 1*Remote Control OR Choce2: 1*Module