General description 10PCS DC 12V Single Channel 433 MHZ Wireless Switch Control Board Remote Relay Transmitter Button Module is designed for versatile remote control applications. It supports multiple working modes including Momentary, Toggle, Latching, and Time Delay Mode, making it ideal for controlling devices such as roller shutter doors and garage doors. Technical specifications Input Voltage: DC 10 ~ 14V RF Frequency: 433MHz Quiescent Current: 5mA Receiving Sensitivity: 97dbm Remote Control Range: 100m (Free Space) Decoding Mode: MCU Software Decoding Wired Connection Way: Fixed Wiring Pillar Compatibility and accessories Supports Learning Code (1527) and Fixed Code (2262) Can store up to 25 remote controls (Note: Exceeding this limit will result in the loss of the initial remote control) Installation Wired connection via Fixed Wiring Pillar Usage Suitable for remote control of roller shutter doors, garage doors, and other telecommand equipment Working Modes: Momentary, Toggle,