Input: AC 100-240V 47-63Hz Output: 2x DC 16.8V 3.0A max, simultaneous Simultaneous charge: all the 2 batteries are charged in parallel for maximum performance Universal charger: can charge any brand of 3-Stud batteries No fan for quiet operation Retractable Foot design, great stability, minimum size Size: 260 x 150 x 85mm (10.24" x 5.91" x 3.35") Weight: 1.2Kg (2.65lbs)