UNIVERSAL CAR POWER ADAPTER for Notebook and laptops compatible with more then 10000 Laptop model converts DC 12V to DC 16-20v Includes 8 interchangeable connector tips Compatible with most laptops and notebook models with 5V USB charging port with LED power indicator Un interrupted power supply with anti-fluctuation technology Continues power supply control 8 Connector tips fit for most kaptops DC/USB-5V Universal Laptop adapter Fluctuation Absorb technology 90W DC-90