ReadyPlug&reg; Battery Charger for&nbsp;Canon RFD A4000IS&nbsp;AC/DC Wall Charging Box (Black) Type: AC/DC Li-ion Battery Charger Input: 100-240V 50/60Hz - Output: 4.2V 0.41A IC Chip To Prevent Over Charging For Canon NB-11L Batteries ReadyPlug Lifetime Warranty