Features: AC Power Supply Adapter for HP Laptop. Over charge protection Over voltage protection. Short circuit protection Over temperature protection. Wide input voltage range, could stable work under 100V to 240V. High power exchange efficiency to control working temperature and stable working. More power exchange savings, less power wasting and working more efficient. PCB & Cover are manufactured with fireproofing materials.Specifications: Voltage: 18.5V Current: 3.5A Input: 100-240V, 1.8-0.6A, 50/60Hz Consumption: 65W Interface size: 4.8 * 1.7mm Plug type: AU Item size: 10.8 * 4.8 * 3.0cm Item weight: 309gPackage including: 1 * Power Supply Adapter 1 * Power Cable