USB Ports:1 1. Material: plastic 2. Easy to carry 3. Rated voltage: DC 5V 4. Current: 150 mA 5. Suitable models: 7 inch 15 inch laptop 6. Dimensions: shrink 16.8 × 6.5 cm, expand 26.6 × 18.8 cm 7. Unit weight: 0.12 kg 8. With high-performance ultra-quiet 2 fans, reduce the overall temperature of the system 9. Can bear any weight of the laptop without affecting the use of the laptop 10. Plug and USB connection can easily support the power supply
