The Jupio Master Charger II (JBC0086) can charge up to 16 rechargeable AA/ AAA batteries. As an extra this model can charge 2 rechargeable 9V batteries as well. The charger is equipped with a protected charging proces. The LCD display with backlight shows the charging status per battery. Thanks to the 18 channels, each battery is charged independently. When the batteries are fully charged, the MasterCharger II automatically switches to trickle charge.