Today I’m taking a look at a device that arrived from Slovenia – a reader sent it to me, along with a few other gadgets. The GBDQA is a Wi-Fi-controlled, Tuya-compatible module offering programmable protection against over- or undervoltage, over- or under-current, or excessive power, as well as a built-in bistable relay. Here, I’ll show you its innards and modify it so that it works without the cloud,...
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