Description:&nbsp;Suitable for HP power transfer to HP computers and Dell power transfer to Dell computers.The two cannot be cross transferred. There is no common use between the two power supplies.Dell's computer can only be powered on but not charged!&nbsp;Product Description:&nbsp;100% Brand New and High Quality !Color: Black with Blue TipWeight: Approx 16gCompatible For: Dell / HPGreat replacement for your HP/DellCan convert round connector to square connectorIt is 7.4mm X 5.0mm Round Jack (old type) to 4.5mm x 3.0mm Plug End (new type) Adapter Pigtail&nbsp;Package Includes:&nbsp;1 x Adapter Cable&nbsp;<div><img data-srcid="-" src="https://image.doba.com/dgd1-tfvcSTZlzPDu/dc-power-charge-converter-adapter-cable-7450-to-4530-for-hp-black.jpg" alt="dropship DC Power Charge Converter Adapter Cable 7.4*5.0 to 4.5*3.0 For HP Black" /></div><div><img data-srcid="-" src="https://image.doba.com/dgd1-TEvaSfZKmJVW/dc-power-charge-converter-adapter-cable-7450-to-4530-for-hp-black.jpg" alt="dropship DC Power Charge Converter Adapter Cable 7.4*5.0 to 4.5*3.0 For HP Black" /></div><div><img data-srcid="-" src="https://image.doba.com/dgd1-ZCVnlaTZhPDA/dc-power-charge-converter-adapter-cable-7450-to-4530-for-hp-black.jpg" alt="dropship DC Power Charge Converter Adapter Cable 7.4*5.0 to 4.5*3.0 For HP Black" /></div>