1.2 or 4pcs AA/AAA Ni-MH/Ni-Cd and 1-2pcs 9V
rechargeable batteries.
2.The LEDs show the charging situation of the batteries.
3.The LED would not turn on.
4.World wide voltage input.
INPUT: AC 100V-240V 50/60Hz
OUTPUT: DC 1.2V 150mAx1-4 9V 30mAx2