[product advantages] 1. Convenient to operate by everyone 2. Double safety device to prevent from electrical accident : current fuse + thermal fuse (bi-metal) 3. Automatic power shutoff system to prevent the electrical accident from overheat or malfunction 4. 3step temperature control (low-mid-hi) to keep the set temperature invariably 5. Low power consumption(80w) and high heating efficiency 6. Using time (timer) : 2hr, 4hr, 6hr, automatic power set 7. Applied of infrared carbon fiber heating device : generation of even, constant and soft heat, emission of 90% infrared ray 8. Available to use with wearing shoes in office or home 9. Place to use : office, home, library, study room, sink, factory production line, etc.) [product specifications] 1. Product type : carbon fiber heating apparatus (low power consumption) 2. Cord length : body - controller : 0.6m / controller - power plug : 1.4m 3. Product size : 316 x 450 x23cm 4. Weight(set) : 1.65kg 5. Safety device : current fuse (3a) / thermal fuse(bi-metal:80c) 6. Surface temp. : hi (60c) / mid (50c) / low (40c) 7. Rating : ac 100v/220v, 60hz, 80w 8. Power consumption/hour : hi (49w) / mid (37w) / low (26w) 9. Composition : heater body, controller and power cord, user's manual, gift box