The LLOYTRON Universal Battery Charger is compatible with many batteries sizes and will charge individual batteries of AA, AAA, C, D and 9v (PP3) sized batteries at the same time. Both NiMh and NiCd batteries can be charged; save money and reduce waste without the need for disposable batteries.Recharge your batteries to their full capacity quickly and safely. This device has been designed so that the user can charge mixed pairs of different sized batteries at the same time, for your convenience. Simply plug in to a standard UK mains socket and insert your rechargeable batteries into the appropriate sized compartment. The red light will turn on to indicate that a battery has been inserted, and leave to charge for the recommended time. To calculate the charging time the battery capacity must be divided by the charging rate and so is dependent on the batteries you require. The charging rate for AA/AAA/C/D is 1.2v DC 150mA and for 9v (PP3) is DC 35mA. There is no indicator to state when th