a cheap smoker will cost u less than this will pluss you have a few benifits.
1. it will not catch fire !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2. this uses turps to make fog yuk, bad smell, toxic, greasy
3. U wont electricute yourself
Note i love diy but sometimes it isnt worth it.
P.S. turps near it flashpointwill burn VERY rapidly once ignighted. (think petrol)