Product Description: The natural convection, heating output comfortable uniform, seven stalls heat output adjustment knob. Suitable room size 5-20 square meters, with a dynamic ETS or other direct thermal electric heating implements used in combination for bungalows, apartments, villas, fine decorated rooms, buildings and other residential projects to a variety of heating commercial office buildings. Features: low power, to achieve the lowest cost of natural convection heating design, by the natural convection heating up, comfortable, even seven-speed adjustment knob to adjust the heat output of heating output size using "Microtherm" and "Thermsolid" double green, efficient ETC number of storage brick insulation, high density, can be heated to 700-750 ℃ ??design life of 20 years, Germany imported advanced stainless steel heat pipes, electrical energy into heat sterilization efficiency of nearly 100% in addition to dry, more conducive to health excellence performance, 100% safe and reliable erection unique design, beautiful and practical, space-saving, easy installation and maintenance of environmental durability, reduce greenhouse gas emissions Tips: When you go out to the family, please send temperatures down to 5-10 ℃ not only to prevent the family's water pipes, items such as frozen, and because the temperature is lowered, the heat can be stored in the device inside the home and then raised to room temperature. Model ETC 85MG ETC 170MG ETC 255MG ETC 340MG power / voltage 0.85kW / 220V 1.7kW / 220V 2.5kW / 220V 3.4kW / 220V Dimensions (mm) 355x700x170 585x700x170 815x700x170 1045x700x170 Weight (with bricks) (kg) 45 82 121 165 temperature adjustment (5-30 ℃) have seven stalls heat regulation system in the form of static convection shell color white white white white brick pack heat storage number (block number) 2 (4) 4 (8) 6 (12) 8 (16) Standard Configuring Timers Timers Timers Timers