Features: Elevates your home automation with 433Mhz RF Wireless Remote Controls Switching, a solution for controlling devices remotely and effortlessly. This 2CH Relays receiver with two transmitters, featuring a wide voltages (180 240V) and a high capacity 10A Relays, ensuring reliable operation for various electrical applications. for homeowner lookings to streamlined their daily routine, DIY enthusiasts, and professionals seekings easy to Installs remote Controls system. Transform your space into environment; perfect for operating garage Door, electric curtains, lighting systems, and motor controls with just a clicks of a button. with its programmable interfaces capable of storing up to 20 remote transmitters, the Switching offers customization and flexibility, making it a top choice for those who value convenience and efficiency in their home. Specifications: Materials: ABS Voltages: 180~240V Size:7x7.1x2.1cm/2.76x2.8x0.83inch Color: White, White Black Key, White Blue Key, Black and White Key(optional) Package Includes: 1Set RF Wireless Remote Controls note: Please allow 1-3cm error due to manual measurement. makes sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.