A. Features: - It is suitable for outdoor barbecues, picnics, bamboo and wooden stoves, charcoal stoves, and metal smelting. The wind speed is adjustable and it is powered by USB. - It is a dual - fan blower with USB 5V 2A or 5.5x2.1mm 12V 1A, suitable for projects with limited space that require cooling or ventilation. - It is plug - and - play, and can quickly start a fire and make your barbecue easier. - The USB cable is about 96 cm/37.8 inches long (excluding the 12V adapter). It is recommended to keep it away from the fire source after turning off the fan. - It is small in size, light in weight, and easy to carry. It is a useful tool for charcoal grills, barbecues, campfires, and fireplaces. B. Specifications: - Product name: Dual - fan blower - Material: Stainless steel - Power: USB 5V 2A or 5.5x2.1mm 12V 1A input (excluding the 12V adapter) - Fan size: Approximately 12x7.5x4.5 cm/4.72x2.95x1.77 inches - Air collector tubes: Approximately 38 mm/1.5 inches, 40 mm/1.57 inches, 42 mm/1.65 inches - USB cable length: Approximately 96 cm/37.8 inches C. Precautions: - Due to the differences in different monitors, the pictures may not accurately reflect the actual color of the item. Thank you for your understanding! - Since the measurements are manual, an error of 0 - 1 cm is possible. Please make sure you are okay with this before placing an order. D. Package contents: - 1 blower - 1 air collector tube - 1 USB cable