This handy USB desk fan from Prem-I-Air is ideal for both work and home use and features a 1.2m USB lead that plugs directly into any powered USB outlet (Laptop computer, desktop computer, etc.). The fan has an adjustable head and an on/off switch. Made from robust metal with metal fan blades it has a quiet operation and produces a directable cooling breeze. This product can also be used in cars, trucks, or other vehicles such as caravans that have a USB port. Features Comes with an on/off switch 180 Degrees rotation Ultra-quiet design USB Powered Specifications Product Dimensions (mm): 190x190x110 Net weight (kg): 0.435 Cable Length (m): 1.2 Colour: Black Fan blades: 3 Metal blades: Yes Power: USB Rotation (rpm): 2100 Voltage (V): 5