Smart switch Sonoff SPM-4Relay 4 x 20A WiFi Domestic coffee makers The Low Latency mode with

The Low Latency mode with 68 ms latency will prove its worth when playing games and watching videos - picture and sound are perfectly synchronized

a small but powerful adapter

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8-inch 320×240 px screen

Smart switch Sonoff SPM-4Relay 4 x 20A WiFi Domestic coffee makers The Low Latency mode withSonoff SPM 4Relay smart switch Sonoff SPM 4Relay smart switch, which, in combination with the SPM Main module (sold separately), enables measurement of power consumption. It can handle 4 independent channels, and also allows you to use overload protection to protect your devices from damage. At the same time, the product is very easy to install you can easily mount it on a guide rail. Multiple applications Sonoff SPM 4Relay switches will prove useful