About this replacement
Designed for Rockwell, Worx, Pattfield devices. Compatible models include RD2865, RD2871, RD2872, RD2873, RD2874, RK1806K2, RK1807K2, RK1808K2, RK1809K2, RK2701K, RK2800, RK2800K. Replacement part numbers include WA3549.1, WA3551, WA3551.1, WA3572, RW9351.1, WA3556, WA3641, WA3570, WA3604, WA3553, WA3601, WA3014. Key specifications: 20V, 4950mAh, Li-ion.