... ProtectionYESRipple Noise500mvLine Regulation1%Load Regulation1%Warranty1 yearDC Size 7.4*5.0mmStatusOEM Brand new More points for your reference:1. Adopts ... +PC plastic 4. Advanced computer test with digital electricity load 5. Different AC plug adapter for US, EU, UK and AU to ... , D620, D630, D630N, D631, D631N, D800, D810, D830, D830N 19.5V 3.34A For Dell (PA-12) Laptop AC Adapters