I've been using the eWeLink Smart Switch for a few weeks now to control my space heater, and here's the real tea ☕️.

The Good: The temperature/humidity monitoring is surprisingly accurate - my little weather station agrees with its readings. I love being able to turn my heater on remotely before getting home 🏠. The auto-mode that triggers devices at certain temperatures works perfectly for maintaining a cozy room.

The Annoying: Like other reviewers mentioned, it keeps switching back to Celsius no matter how many times I set it to Fahrenheit ❄️→🌡️. Also had some connectivity issues where one unit would randomly go offline - had to reset it twice already.

Pro Tip: Use the timer function for your water heater - saved me about 15% on my electric bill last month! 💰 The power monitoring feature helps track energy usage nicely.

Verdict: Great concept with some frustrating bugs. If they fix the temperature unit bug and stability issues in an update, this would be a 5-star product ⭐⭐⭐⭐. Right now? Solid 3.5 stars - useful but needs polish.