Samsung Regen-I Mobile Dryer Unit RG-202 (Smartphone Oven) Disassembly and Repair for Smartphones. Part No: GH81-11901A Purpose of Use: This product is manufactured with a purpose of use in repairs and disassembly of smartphones. Features: (1) This mobile dryer's simple design delivers highly user friendly operability (2) By a connective drying method, inside temperature anomaly has been minimised (3) For health and safety a door sensor has been installed to prevent operation while the door is opened. (4) Safety circuitry is installed to protect the device from over currents and overheating of the heater https://www.youtube.com/watch?v=q1RO8BDrz0Q