For HP ZBook Studio 15 G3 Delta 4.5mm x 3.0mm Pin 150W Adapter PSU 4.5mm x 3.0mm
Pin Size: 4.5mm x 3.0mm Blue Pin. Type: Laptop AC Adapter. Adapter Output: 20V 7.5A. 3 Pin Power Cable: Not included (You can buy from155599252168 ). Adapter Input: 100-240V~2.5A 50-60Hz. Note : Compatible only with HP.