* Battery charger for AAA batteries of 2400mAh * Recharges 1 F6, 1 AA or 2 AAA Ni-MH and Ni-Cd batteries. * With built-in IC timer control for overcharge protection. * Manual battery charger * Automatic charging current selection for size AA or AAA. * Red led lamp to indicate proper charging * Green led lamp to indicate "ready to use". * Built-in temperature sensor.