Is it safe to use a surge protector that constantly makes a high pitched buzzing noise regardless of how many devices are plugged in? - Quora
![electrical - My wall outlet is making a hissing noise, should I be concerned? - Home Improvement Stack Exchange electrical - My wall outlet is making a hissing noise, should I be concerned? - Home Improvement Stack Exchange](https://i.stack.imgur.com/OsrQj.jpg)
electrical - My wall outlet is making a hissing noise, should I be concerned? - Home Improvement Stack Exchange
I have a multi plug extension cord and last night I heard it hissing and crackling for a few moments every now and then what does this mean? Is it dangerous and
Is it safe to use a surge protector that constantly makes a high pitched buzzing noise regardless of how many devices are plugged in? - Quora
![Anyone else's V3's USB block / plug make a constant high-pitch electronic frequency sound?? My V2 above never made any sound (I can hear it) : r/wyzecam Anyone else's V3's USB block / plug make a constant high-pitch electronic frequency sound?? My V2 above never made any sound (I can hear it) : r/wyzecam](https://i.redd.it/f80e5jl27zs61.jpg)