About this item MATERIAL: Plastic, Metal. Color: Pink/Green/Blue/Black. COMPATIBILITY: Ideal for desktop, laptop or notebook to create a cooling breeze. SAFE AND CONVENIENT: The blades Durable fan guards are made of soft plastic that won't harm anyone. Free power button, just plug to turn on and unplug to turn off. PORTABLE & ADJUSTABLE: Flexible gooseneck designed for easy use and adjustable. Lightweight and portable design allows for easy carrying and use, especially when traveling. Features: Material: plastic, metal Total length: 30.5cm Blade size: 4 * 3.8cm / 1.6 * 1.5in Color: pink/green/blue/black Volt: DC12V Current: 0.18Az Working life: 50,000 hours Color: black, white, blue, red, green Net weight: 70g/color Package includes: 4 x Mini USB Fan Features: 100% brand new and high quality The angle of the fan can be adjusted freely, easily and comfortably Mini and small, it is portable to take anywhere Plug and play; no driver installation required Powered by USB port, low power consumption Ideal for desktop, laptop or notebook to create a cooling breeze Compatible with USB 1.0 and USB 2.0