Whether you or your Dell notebook needs a new charger, it is really a fighting chance to invest on a new compatible low-price laptop charger as a replacement or backup. Without hesitation, you need to have a high-quality AC adapter replacement to help you to make a fresh start on your Dell laptop series. As for a backup, this 65W laptop charger can prevent you from any accident like power failure, dying charger or battery. As long as you have stored it properly and activate at least once three months, it can keep 19.5V and 3.42A output power on the whole. In fact, many customers have habits to purchase for their backup for business trip if they are not going to take their own in the package. After all, some Dell relevant lithium-ion batteries are powerful enough for them to work on the notebooks before reaching the destination. Consider of yourself and make the decision.