Ryobi 1.5Ah 18V NI-CD Replacement Battery for Power Tools ABP1801 ABP1803 BCP1817/2SM BPP-1813 BPP-1815 BPP-1817 BPP-1817/2 BPP-1817M BPP-1820 Each battery has been tested by OQC to match OEM products Really capacity,long-lasting performance 18V 1.5Ah nicd battery for Ryobi outdoor tools. 1 year warranty!