všetko funguje ako ma, objednanie a dodanie bez problémov, úplná spokojnosť.

Nice quality and works great as a X10 remote device with RFXComm. Can be used to activate alarm system.

gostei muito

muito prático e fiável

How can the codes be deleted?

I've tried everything: A + B simultaneously for 3 seconds, then keep A pressed and B 5x briefly. nothing helps. only a steady light of the LED can be seen, no flashing LED ;-(

Battery?

What battery model is used?
Missing information in product information

Hi, thanks for your feedback, you need a 27A 12volt alkaline battery, we will update this info on the product page

RF Remote 433MHz 4-Button

Name: RF Remote 433MHz 4-Button
SKU: 6920075770001
Availability: InStock

USD$4.99

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【RF Remote Control】With 4 buttons, this RF remote controller is suitable for long-distance and multiple switch control.
【Battery】This remote controller uses CR2032 battery.

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Description
Additional information
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The RF Remote is a 433MHz Wireless 4 Buttons Push Cover Remote which RF remote controls the learning code wall switch, plug seat or extention socket. The RF controller fits for all those 433Mhz controlled devices. The wireless RF remote suitable for long distance and multiple switch control.

This product can work with our smart home products: SONOFF RFR2, SONOFF 4CHPROR3, SONOFF RF Bridge 433, SONOFF TX.