1. Material: ABS+PP+ electronic components 2. Size: 9.2x3.6x20.5cm 3. Weight: 235g 4. Battery capacity: 1200mah 5. Features: lightweight and portable, simulating natural wind, energy saving and power saving, silent noise reduction, 720 degree rotation 6. Power supply mode: USB/built-in lithium battery 7. Input current: 0.5/1A 8. Input voltage: DC 5-9V 9. Charging time: about 2 hours 10. Output power: 4.5w 11. 3 levels of wind power adjustable: One breeze (30dB) Second gear natural wind (49dB) Third gear strong wind (53dB)

http://olla.gr/desktop-portable-handheld-mini-silent-fan-colour-x1-pink/