Features Input: AC 100-240V 50/60 Hz Output: DC 15V / 16V / 18V (18.5V) / 19V (19.5V) / 20V / 22V / 24V DC
Size: 5.5*2.1mm (with 9 interchangeable dc tips) 9 interchangeable dc tips Tip Sizes 6.5 x 4.4 mm 5.5 x 2.5 mm 6.3 x 3.0 mm 4.8 x 1.7 mm 5.5 x 2.5 mm 5.5 x 3.0 mm DELL 3PIN APPLE 7.7 x 2.5 mm HP 7.4 x 5.0 mm