Material - the BBQs air blower is made of plastic body and metal air outlet which is lightweight and easy to carry. suitable size, convenient to use. Hand Crank Design - insert the handle into the hole on the blower side and turn the handle manually to create the wind, increase firepower for BBQ use. please follow the arrow directions to crank the blower, do not reverse operation. Cooking Helper - the manual fan air blower effective accelerate the charcoal burning, it offers much convenience to make a fire for charcoal grill, BBQs, campfire and fireplace, great for outdoor barbecue and picnic. Metal Air Outlet - insert the metal air outlet into the front of the blower body, prevent plastic casing from burning black, safer to use.