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The SONOFF 4-Key 433MHz Remote Controller is a compact wireless remote that allows you to turn ON/OFF SONOFF devices compatible with the 433MHz RF protocol—smart switches, plugs, RF bridges, etc.—using any of its four programmable buttons.
Technical Specifications
- Operating frequency: 433MHz.
- Buttons: 4 programmable buttons (labeled A / B / C / D).
- Power supply: 3V button battery (CR2032 or 27A, depending on variant).
- Operating current: Approx. 10mA.
- Operating temperature: 0°C to 40°C.
- Size: about 55 x 30 x 14 mm.
- Wireless range: up to 20-30 meters in an open area.
- Compatibility: Works with SONOFF devices supporting 433MHz RF (e.g., RFR2, SlampherR2, 4CH Pro R3, RF Bridge 433, TX series).
- Protective features: Sliding cover over buttons to avoid accidental presses.
Remote Control 4 Button
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