Features:-This eco-friendly stove fan can warm your home quickly and efficiently. -No batteries or electricity required - this stove fan creates its own power from the heat produced by your stove. -Operates automatically between 50 - 300°C with speed self-regulating according to the temperature in the room. -This stove fan requires no installation, and it should be positioned facing forward at the rear of the stove top.-Silent operation. -Made from strong black steel. -Operates on almost all stoves. -Come with a thermometer - designed to control and monitoring of the temperature of your room. Specification Weight:0.61KG Height : 225mm Base plate width: 120mm Starting temperature:50°C Working temperature: 50 - 300°C Air flow:120-150CFM Note: 1.It’s highly recommended that you use a suitable high temperature thermometer to test the temperature of you stove.Temperature above 300°C can cause damage to the product. 2.Do not touch any part of the stove fan directly while it is operating, because the stove fan will get extremely hot during operation.3.Do not set the stove fan down on an unprotected surface when hot. 4.Please wearing gloves when you move or carry the fan with the carry handle. 5.Keep fan away from children when in use. Note:There is no wire.The manual was wrong printed.Please kindly understand that.