Mighty Max Battery 18V 1.5AH Battery For Ryobi HP1802M, MS180-2 Pack brand product Compatible with all past and current Ryobi and 18V products Full capacity cells provide extended run time This battery is compatible with the following tool models: CID-1802P, CS1800, CTH1802, CTH1802K, FL1800, HBD750R, HD1800M, HP1802M, MS180, MS181, R10530, R10531, R10630, R10631, R10632, R1073K2, RJC180, RJC181, SPC18, SS180, VC180 Replacement of the following battery part numbers: 130224007, 130256001, 1322401, 1322705, 1323303, 1400672, B-1815-S PACK OF 2 BATTERIES