Midori Shokai Co., Ltd. Pitali Tekion Plus No. 1 Purchased used this October. I'm selling it because I'm switching to a larger heater. The surface temperature rises to around 45 degrees Celsius, which is normal. Size: 15 x 18 cm (black heater part is 11 x 15.5 cm) Surface Temperature (Nominal Value): 48 degrees Celsius ± 5 degrees Manufacturer: Sunrise Kogyo Power Consumption: 7 watts