Ok i bought a used laptop with out charger. So after i bought it i went to walmart and got a unerversal charger for it. But im not sure if i got the right watts. The one i bought os by onn. Model no. ONA18HO027.
INPUT : 100-240V... 1.6 A MAX
OUTPUT: 19.5V.
BUT ITS A 45W UNERVERSAL CHARGER...