The ASUS 90W Universal Adapter is a 90-watt AC adapter for ASUS laptops and Ultrabooks. It includes three different connector tip sizes to ensure compatibility with different devices, so you can share it with friends and colleagues. The ASUS 90W Universal Adapter supports international voltage standards (100-240 V, 50-60 Hz), so it’s compatible wherever you are in the world. Multiple built-in safety measures including Over Voltage Protection (OVP), Over Current Protection (OCP), Over Temperature Protection (OTP), and Short Circuit Protection (SCP) help keep you and your laptop safe.