Product Name: Laptop Power Adapters Input voltage: AC100-240V 50 ~ 60HZ (global) Input AC interface: plug the AC interface Output voltage DC:19.5V Output Current: 3.3A DC Tip Size: 6.5*4.4mm DC Cable length: 1.5 m [increase anti-interference to magnetic ring] Quality repair period: 12 months, non-human damage to quality problems, replacement brand new products