Features: brand new and high quality 5V USB blower fan, widely used for picnics stove, camping, charcoals starter,replacement repair. Cooking Helper,It offer much convenience to make a fire for charcoal grill, BBQ, campfire, great for outdoor barbecue and picnic 3 speed and High air volumn 6300rpm, 80cm USB cable,reliable and safety to use. Ball-bearing, low noise and low power consumption with a long service for time. Easy installation, blower length 290mm, air duct diameter 50mm, USB 5V power-supply. 50mm Pipe Exhaust Fan for greenhouses, pet houses, tree houses and more. Specifications: Main Material: PVC Blower Length: 29cm Cable Length: Approx. 80cm Air Duct Diameter: 5cm Bearing: ball-bearing Speed: 6300rpm Fan Speed:3-speed PowerSupply : USB 5V power-supply Note: Please allow 0-1cm error due to manual measurement. make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1set bbq fan