Features: Our stove fan composed of 6 blades, can produce more warm air and improve the efficiency of the product, give you maximum- benefits. The fireplace fan uses upgraded technology, faster speed, and greater air volume without any noise. The size of this Heat Powered Stove Fan issmall in volume and fits narrow spaces. Idealfor all kinds of wood-burning stove, pellet stove, etc. You can enjoy the warm air in a quiet environment. The range of working temperature isabout: 122F / 50C-662F / 350C , higher the temperature, faster it starts to spin. This eco-friendly fan requires no batteries or external power, it ispowered by the heat produced by your fireplace or wood-burning stove; The heat of the stove top isconducted through the base of the fan and converted to electricity which powers the fan motor. This low-maintenance fan will help keep your home warm. This fireplace fan ismade from aluminium alloy, wear-resisting, with good thermal conductivity. brand new and high quality Specifications: Material:Aluminium alloy Type: XZ136 Operating temperature range: 122 degrees F to 662 degrees F(50 degrees C to 350 degrees C) Air volume unit: 160-200 Size:Approx. 165x215 mm/6.5x8.46 inches Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Fireplace Fan