Features This is a wireless remote control switch (receiver). Matching with the transmitter (remote control) is easy. A powerful signal can pass through the wall, floor, door and control the receiver at a reliable distance. Compact, stable, reliable performance, high reception sensitivity. It is intended for applications such as automatic doors, windows, lifting devices, entrances and exits. Computer host remote control of perfect wireless relay. Product Specifications: Operating voltage: 12 V DC 4 V (DC 4 V, 4.5 V, 5 V, 6 V, 7.4 V, 9 V, 12 V) Standby current: 7 to 9 mA Operating current: 70 to 130 mA Relay standard: 20 A (14 VDC 12 A 120 VAC 7 A) Maximum load: 10 A (usually less than 7 A load) Learning code: Learn the button to add a transmitter Work mode: Adjust instantaneous switching with jumper Compatibility: Suitable for computer host Size: Approximately 43 x 30 x 22 mm Remote size: about 60 × 30 × 12 mm Quantity: 1 Package Weight: 50 G Package contents: 1 * Relay remote switch 1 * Transmitter Instant ---- keep pressed ---- open, release - - close Switch ---- press once - open. Press again - close GND ---- Input GND - VCC ---- Input VCC + NC ---- Normally closed COM ---- Universal NO ---- Normal open Clearing code: The learning button of the receiver is pressed for about 5 seconds and the indicator light of the receiver LED turns from ON to OFF. The code has been deleted. Learning code: Instant / switch mode: When the receiver learning button is pressed, the receiver LED indicator flashes slowly and it indicates that the learning state has been entered. When you press the send button, the receive LED flashes twice slowly and flashes slowly, indicating that the learning was successful. Press the Learn button again to turn off the LED, which means learning is complete. Note: These modes can only be changed when the power is off. Package List