... 6V,40mA Ni-MHModel A: three white led lights, long press switch for ON, Undo for OFFModel B: for currency ... OFFModel D:three white led lights, First press switch for ON, second press for twinkling, third press for OFFModel E: two white led ... one currency detector light in the middle. first press switch for currency detector, second press for flashlight, third press for OFFSize: 83*30*12mm400PCS ...