Most smart switches need a neutral wire, which lets your smart light switch remain powered up and linked to Wi-Fi continually. If the home was constructed right before 1985 (as well as wiring hasn’t been up-to-date), you might lack that critical wire. If that’s the case, then I recommend using https://smartwifipowerpoint34827.get-blogging.com/35330764/getting-my-smart-power-point-to-work