v15. Warning! Battery may explode if not handled properly. Do notrecharge, disassemble or dispose of in fire. Keep away fromchildren and dispose of used battery promptly.16. Use only the proper type of power supply cord set (provided inyour keyboard/manual accessories box) for this unit. It should bea detachable type: UL listed/CSA certified, type SJT, rated 6A125V minimum, VDE approved or its equivalent. Maximumlength is 15 feet (4.6 meters).