PowerSmart Lithium-ion 3000mAh 18V Battery for Ryobi P211, P220, P221, P230, P234G, P236, P240, P2400, P241, P246, P250, P2500, P2600, P2603, P271, Compatible Part Numbers: BPL-1815, BPL-1820G, BPL18151, BPL1820, P102, P103, P104, P107 Rechargeable Lithium-ion Battery Cell with No Memory Effect and Power Surge Protection. Lithium-ion (Li-ion) 18V 3000mAh, Replacement Battery, Brand New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device. Remarks: Compatible with Roybi 18V ONE PLUS Series.