Universal Battery Charger for AA, AAA, C, D, 9V Ni-MH Ni-CD Rechargeable Batteries with Discharge Function Multi-Function: Independent charging slot. It can random charge up to 4 batteries of 1.2V AA/AAA/C/D size, or 2 batteries of 9V Ni-MH/Ni-CD rechargeable batteries at the same time. One battery charged at one time is workable 
LCD Display: You can observe the charging process of the batteries directly & clearly through the LCD and the LED is only for 9V li-ion Battery, please note the LED will be light all the time when charging Ni-MH 9V battery （Whether the batteries are fully charged or not）and LED will be turn off when charge 9V li-ionbattery are finished. The charging time depend on the capacity of the battery. 
Super Rapid Charging Time: Charging the battery AA/AAA/C/D with the current 1A, making charging 5 times faster than the normal one. Less than 5 hours to fully charged the AA/AAA/C/D batteries, and less than 12 hours to fully charged the 9V batteries 
Smart Switch & Clamshell Cover Design: Press the discharge button to discharge the battery, and the charger will restore to charging mode when discharging is completed; Special clamshell cover design can well protect children and the old from danger, also prevent the interference from the outside environment when charging 
Over Temperature Protection: This battery charger will automatically power off when the battery's or charger's temperature exceeds 60℃. No need to guard and can ensure security anytime.