Brand new and high-quality Features: Super compact design, minimizing space usage for convenient operation. Pairs with a remote control to create a complete wireless smart remote control system. Stable and reliable performance with high sensitivity. Simple and convenient to use, highly practical and versatile. Widely applicable to multi-channel electric doors and windows, electronic locks, switches, electric garage doors, windows, lifting equipment, industrial automation and control, various burglar alarms, security systems, and more. Remote control supports the creation of a complete wireless smart remote control system, offering broad application possibilities. Specifications: Item Type: Receiver + Transmitter Material: Plastic + Metal Size: 65x40x25mm/2.5x1.5x0.9in Color: Black Operating Temperature: -10-60℃/14-140℉ Code: Learning Code Quantity: 1 pc Output Working Methods: Self-locking: Connect the jumper on T. (Self-locking control mode: Pressing the switch turns on the load; pressing it again turns off the load. Requires a single-channel switch and a single-button remote.) Jog: Jumper not connected. Pressing the switch turns on the load; releasing turns it off. (Requires a single-channel switch and a single-button remote.) Interlock: Connect the jumper on L. (Pressing one switch turns on the load; pressing another turns it off. Requires a single-channel switch and a two-button remote.) Learning and Deletion Method: There's a learning button on the touch switch control panel used for learning and deleting codes. Press and hold the learning button for three seconds. When the indicator light flashes, the learning mode is activated. Press any button on the remote to transmit a signal; the light will flash twice and then turn off, indicating successful learning. It can learn more than 12 pcs of 2262 or 1527 chip wireless remotes with different codes. To delete a remote control code: Press and hold the learning button for about 8 seconds until the indicator light turns off. The previously learned code will be deleted. Note: No retail packaging. Conversion: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!