Sonoff TH – Temperature & Humidity Sensing Relay on the Cheap

I have been following the Sonoff devices ever since they released the original 10 amp 2 wire wifi relay several months back. Itead, the company behind Sonoff’s stuff, has gotten quite the reputation in the hacker community for making low cost devices that are easily updated with custom firmware. There are several Sonoff devices that I have merely taken out of the shipping box, tore open, and began to tinker with before even testing the Itead firmware. That’s how community friendly they are.

The Sonoff TH, I believe, is a great product to add temperature sensing to multiple rooms in your home. The fact that it has a low price tag makes a whole home deployment much more palatable. Other than that, how does the Sonoff TH stack up against the rest?

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SmartLife Devices WiFi & SmartThings Configuration

WiFi Configuration

After flashing the device and attaching standard power to it, the device should start broadcasting a wifi SSID. The SSID will match the device type followed by a period and then some characters representing the devices MAC address. For example, the Sonoff TH would look like SonoffTH.3d8883d0f90f and the SmartLife H801 would look like esprgbw.5d7d404fe294. You then connect to the AP with the password: configme.

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