Battery for Ryobi tools 36v 3000mAh/5000mAh 3,0Ah/5,0Ah Li-Ion BPL3626 Replacement

The Ryobi 36v 3000mAh/5000mAh 3.0Ah/5.0Ah Li-Ion battery has a capacity of 3000/5000 milliampere hours. This indicates the current of the battery and is indicated as Ah or mAh. Is the capacity high? Then it takes a long time before the battery of your 36v tool is empty. Is mAh lower? Then you will have to charge the battery more often. With more mAh your machine does not become more powerful!