1,no smoke 2,environmental -friendly 3,top quality 4,low cost 5,high profit,worth of money... Programmable Electric Furnace SX2-2.5-101,Summary ... door, you need to raise slightly, then out of hook, put it on the left. There is a safe switch below entrance ... is open, the power is automatically cut off in order to protect the customer' safety. Microprocessor controller. Digital display temperature ...