Frost King Electric Water Pipe Heat Cable Orange 6 Foot

sold new in package but its been sitting in my house since I bought ut for our camper almost 5 years ago lol so hoping someone else can use it we didnt camp in the cold sold new as is no idea how it works thats why I didnt set it up lol box has dust supposedly you hook it to pipes to warm them during freezing temps in a house, mobile home or trailer from home with dogs