About this replacement
Designed for National, ABB, Panasonic devices. Compatible models include EZ502, EZ503, EZ581, EY3652, EY3652DA, EY3652DR, EY503B, EY503BY, EY6220B, EY6220D, EY6220DR, EZ502-2. Replacement part numbers include EZ902, EY903, EY903B, EZ503, 6538 1, 6539 6, 6540 1, 6545 6, 6546 6, 6547 1, 6550 20, EY9021. Key specifications: 2.4V, 1500mAh, Ni-MH.