Green Cell PRO AD74P is a 45 W AC adapter for the listed HP notebook models. It delivers 19.5 V at 2.31 A. Compatibility is specified for HP 250 G2, G3, G4 and G5; HP 255 G2, G3, G4 and G5; and HP ProBook 450 G3, G4 and 650 G2, G3.
Its round connector has a pin and measures 4.5 × 3.0 mm. The black housing measures 90 × 38 × 27 mm, and the listed weight is 146 g. Checking these output and connector details helps match the adapter to one of the specified notebook families.
From the PRO series, the AD74P can serve as a replacement or additional power supply for those HP models when their required connector and output match. The set includes a 1.2 m mains cable, an instruction manual and a warranty card.