Specifications: 

1. Input voltage: AC100-240V 50-60Hz

2. Charged current AA for 2000mAh ,AAA for 1000mAh 

3. With 4x protection against

4. Inverse polarity

5. Automatic detection and rejection of non-changeable and   

    damaged batteries

6. Battery shorted or bad batteries: red LED flashing and taken 

    out automatism

7. After batteries charge saturation automatism a pulse current 

    60mA to 120mA;