4″ Axial Exhaust Fan, 3000RPM 120mm DC12V Dual Ball Bearings Air Exhaust Fume Smoke Extractor Fan Kit for DIY Soldering, 3D Laser, Paint Booth (4″ Duct Adapters, Mesh, Dimmer Included)

DC12V MOTOR: The ventilation kit selects the casing fan with two ball bearings, DC 12V rated voltage， air waft up to 141CFM. The fan size is 120mm*120mm*38mm / 4.8″*4.8″*1.52″(L*W*T).
PWM VARIABLE SPEED: The speed is adjusted from 0%~100% by manual controlling of the dimmer.Equipped with the PWM controller, directly connect with the female socket of fan and make a selection the desired speed level will start it.
QUIET & AGING-RESIST: The measurement of noise level is carried out in an anechoic chamber with the microphone positioned 1 meter from the air intake. Testing fan shall be hung in clean air . Noise background＜18dB . The average service life of the fan can also be estimated when 90% of the fan can operate most often after aging under the rated voltage,25℃,65%RH dust-free environment
MULTIPLE-APPLICATION: To meet the more than a few applications as need, the kit included two ducting ends to mount in round pipes, such as growing tent, 3D laser experiment, 3D cutting ventilation, 3D spray paint to exhausting bad airs or assist cooling. The usage of directly with the casing fan by two sides of mounting meshes equipped in any small areas or square pipes.
PRACTICAL KIT: Package included: 1 * DC12V Axial Fan (120×38),1 * 3V~12V US Plug Power Adapter, 2 * Metal Ducting Adapters (for 4-inch hose / pipe), 2 * Black Metal Meshes, 8 * Fastened Screws , 1 * English / Japanese User Manual. The “Hose Vary” team will response within 24-hour reply and make the product warranty within 6~12 months.
YOU NEED DIY: The assembly/installation pack needs the one DIY it on your own. Please check the installation video for a further guidance. A couple of simple steps you’ll be able to DIY it.