iPower 2 Pack Silent Dual 120mm USB Fan with Speed Controller for ...

iPower 2 Pack Silent Dual 120mm USB Fan with Speed Controller for Indoor Plant Stand Shelf Ventilation Circulate Air, 120 mm, Black

• Multifunctional USB fan: can installed on a plant stand rack or plant shelf, keep your plants cool and circulate the air. Also perfect for receiver DVR playstation TV box computer cabinet cooling.
• 3 speed adjustable: features a multi-speed controller, you can adjust the fan speed easily, optimal it to suitable airflow levels. Maximum speed is 1500 RPM.
• Low noise and dual ball bearing: each fan is engineered to be ultra quiet while delivering high airflow. Dual-ball bearings have a long lifespan.
• Multiple protection: have metal grille on both sides, protect your hands and plants when the USB fan is working. Square design allows the fans to be laid flat or stand upright.
• Dimensions: 4.72 x 4.72 x 1.77 inch, air flow: 50 CFM single fan, noise: 20 dB. 2 fans connect to one USB cable and work at the same time. Package include: 2-pack dual 120mm USB fan with speed controller (no adapter included).