Vivkey 90W Universal Laptop Ac Adapter Power Charger for Acer ASUS Dell HP Toshiba IBM Lenovo Samsung Sony Fujitsu Gateway Notebook This laptop adapter has Passed Safety & Quality test by SGS Lab (A famous international Authoritative Laboratory). With USB output port 5V 2.0A,it can charge tablet,cellphone and other devices if with related USB charging cable. Input voltage range: Support 100V-240V 50-60Hz; Support Tip's DC Output Voltage range: 12V/15V/16V/18V/18.5V/19V/19.5V/20V/22V/24V, max 90W. Compatible with 65W 45W 36W 40W etc. less than 90W laptop charging. Smart Voltage Current Management - Choose the right tip, it will adjust a fitting Voltage for your laptop. Easier and Safer With built-in overload, over-voltage, and short circuit protection; high energy conversion efficiency - friendly to the environment, and your laptop With 20 tips to compatible with most of the brand laptop,but NOT COMPATIBLE with ALL model laptops. Please check your laptop Tip DIMENSION and Voltage before ordering. If you are not sure the tip compatibility, please send us your laptop brand and model number for confirmation. Any problems, please contact us before returning it