power consumption: 300W power consumption :(a little) about 160wh · (weak) about 80wh. electric bill Estimated (per hour): Strong 4.3 yen / h slightly less than 2.2 yen / h.power code: intermediate on-off switch. power cord length: 3m. System unit size: Width 75 * depth 75 * 39cm in height. Body weight (kg): 12. The kotatsu recommended compact size to people living alone Reversible top plate which can enjoy two of atmosphere in one. year use good things as table.