I bought this at the beginning of this year and used it for about 1-2 months. Since I just bought it, it's hardly dirty. Far-infrared panel heater that won't burn even if a baby touches it, and prevents dryness / Country of manufacture: Japan / Warranty period: 3 years / Total sales of 260,000 units (according to RCS, as of March 31, 2025) [Commitment to Safety] Based on 2,412 customer reviews, we have made improvements and are thoroughly committed to safety. Overheat prevention device, tip-over safety device, overcurrent protection fuse, flocking processing on the entire surface, a safety fence designed with a 4mm width that prevents babies from inserting their fingers, and a power cable with tracking fire prevention measures. [Product Specifications] Size: Cylindrical shape with a height of 38cm and a diameter of 31cm / Weight: Approximately 8kg, can be used in all directions or just one side, and easy to move even for women with 3-point casters. / White is a limited color. [Heating Capacity Guide] 6-9 tatami mats * Heating capacity is greatly affected by the housing structure (based on concrete housing). Power consumption: 250/500/750/1000W (4-step switching) / Estimated electricity cost per hour: 8-31 yen (tax included), can be used economically from 250W on one side. [Recommended for people like this] People living with babies, small children, the elderly, and pets (such as cats and dogs), and those suffering from allergies, hay fever, and sensitivity to cold.