Slimline 90W Universal Laptop Adapter The 2-Power Slimline 90W Universal Laptop adapter comes supplied with 8 tips that cover over 95% of all Laptops & Notebooks on the market. It is an extremely slim adapter with snap on tips that automatically sense and select the correct voltage for your laptop. This means it is incredibly safe and easy to use without the worry of damaging your laptop. You can also charge USB chargeable devices such as Tablet PC\'s or Smartphones via a single usb socket.