Features Strong Power: The voltage of the microscope exhaust fan is DC12V, the current is 0.25A, and the power is strong, which can effectively extract smoke. High Adaptability: Mini exhaust fan is suitable for most brands of microscopes on the market, such as 7045, 7050, 6565 series microscopes, etc. Easy to Carry: Microscope smoke removal fan is lightweight and simple, which is convenient for your work. Easy to Install: Microscope soldering smoke absorber fume fan fits the microscope, which is not easy to fall off. Reliable Material: Microscope smoke removal fan is made of flame retardant ABS, which is sturdy and durable. Specification: Item Type: Microscope Exhaust Fan Material: Flame retardant ABS Air Outlet Size: Approx.44 x 53mm / 1.73 x 2.09in Voltage: DC12V Current: 0.25A Power Connection: USB Package List:1 x Microscope Exhaust Fan 1 x USB Cable Package List 1 x Microscope Exhaust Fan 1 x USB Cable