Smart switch Sonoff SPM-4Relay 4 x 20A WiFi MEGIR Brand Telesin Model GP-BTR-904-GY Transfer

Brand Telesin Model GP-BTR-904-GY Transfer speed 20 MB/s Weight 147

Material: Aluminum alloy of titanium

It has an integrated housing with raised edges

Fast and precise measurement

the hub is lightweight and portable enough to carry with you at all times

Smart switch Sonoff SPM-4Relay 4 x 20A WiFi MEGIR Brand Telesin Model GP-BTR-904-GY TransferSonoff 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