Universal Laptop Adapter M505K (Car or Home Use) 1. DC Input Voltage: DC12V (DC10-14V) 2. AC Input Voltage: AC110V-240V 3. Rated Power: 100W 4. Peak Power: 200W 5. Output Voltage: DC12V-24V (Button Switch Adjustment): 0.5V every degree 6. Connectors: 8pcs different standard adapter connectors for different notebook pc 7. USB Port: DC5V-1000mAh 8. Product Packing: Gift box 9. Product N.W/G.W: 0.45kg/0.65kg 10. Product Size: 110*64*25.5mm 11. Carton Packing: 50PCS/CTN 12. Carton Size: 51*38*39cm 13. Carton Weight: 30kg Features: "Can charge laptop computer and mobile phone at the same time. One LCD Screen on the side face, which display the output voltage. Two Button Switch to adjust output voltage."