GDSTIME 2-Pack 75mm x 15mm USB Blower Fan with 3 Speed Control, DC 5V Brushless Turbo Cooling Fan for Helmet Laptop 3D Printer

Additional Details from the Manufacturer

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More features

• WIDELY USED DUAL USB FAN: Perfect for cooling welding helmet, laptop, computer, hard drive, solar controller, modem, small cube PC, 3D printer chamber cooler, entertainment center, router, PS5, dehumidifier, mini receiver, small fermentation fridge, aroma diffuser, and other DIY projects
• USB POWERED: USB plug can power the 75mm blower through USB ports found behind popular AV electronics (laptop, power bank and all standard USB outlets) and game consoles; Operating Voltage Range: 4 to 5.5V; Starting Voltage: 3.3V
• 3 SPEEDS CONTROL: Features a 2 in 1 dual usb multi-speed controller to set the fan’s speed to optimal noise and airflow levels according to your needs; 3 gears, low (L), medium (M) and high (H); 2 fans can efficient cooling electronics at the same time from different angles
• 7515 BLOWER SPECS: Air Intake: 50.6 mm/2 inch | Air Outlet: 45.5 x 15 mm (1.79 x 0.59 inch) | Mounting Hole Pitch: 80 mm / 3.15 inch | Bearings: Sleeve | Rated Voltage: 5V DC | Current: 0.4 Amp | Power: 2 W | Airflow: 6.83 CFM | Static Pressure: 0.53 In H2O | Fan Speed: 3000 RPM | Lifespan: 35,000 hrs
• EASY TO USE: Includes 2 pcs 5v 75 mm x 15 mm usb blower fans, 4 pcs screws and nuts; 1 pcs 2-in-1 usb speed controller; Blower size 75 x 15 mm; Low profile design ideal for tight spaces