The ansmann photocam iv is available complete with 4 x aa 2850mah rechargeable batteries and can charge 2 or 4 aa or aaa batteries the charger will not only fast charge fully discharged cells but also top up partially used cells back to full capacity features of the charger include fast intelligent charge 500ma charge current top up facility for partially used cells microprocessor controller monitoring each set of cells inserted delta peak detection to ensure the batteries are not o