Input: 100~240V~1A 50/60Hz Output: 19.5V-3.34A-65W Connector Size: 4.5*3.0mm. Compatible with Dell Inspiron 11, 13, 14, 15, 3000, 5000, 7000 series laptops Compatible with Dell Vostro 13, 14, 15,16, 3000, 5000, 7000 series laptops Portable Design: One adapter Compatible with many models laptop. And the weight is so light which is an incredibly small footprint the laptop ac travel adapter slips into bags, purses and even pockets with ease while you go anywhere Heres What You Get: 1 x power adapter, 1 x high-quality AC cable