Note: This Product NO WIFI Function. Only RF 433Mhz Function. Features: *Support Multiple Working Mode: Momentary, Toggle and Latching Mode. *Support storing the quantity of remote control: 25 Pcs(NOTE: The system can store for 25 pcs of remotes, if the remote get more than 25 pcs, the initial remote control will be lost). *RF Working Mode: Superheterodyne Reception (Modulation Mode:ASK). *Perfect suitable for remote control of electric lamp, electrically operated gate, electrically operated window, roller shutter door, garage door and other telecommand equipments. Specifications(Technical Index): RF Frequency: 433Mhz. Input Voltage: AC 85V-250V. Modulation Mode: ASK. Receiver Sensitivity: -107 dbm. RF Working Mode: Superheterodyne Reception. Remote Control Range: 100 Meters (Open Space). Support Storing The Quantity Of Remteo Control: 32 PCS. Working Mode: Momentary, Toggle and Latching. Wiring Connection Way: Fixed Wiring Pillar. Package Weight: 50g/1.76oz. Package List: 1Pcs * 433Mhz 1CH Remote Control Switch Receiver Module