About this replacement
Designed for Siemens, Welch-Allyn, Heine devices. Compatible models include Opthalmoscope Pre-Vista (CJB-191) (77mm), 11720, 11730, 18100, 20000, 21700, 71000, 71003, 71010, 71015, 71020, 71022. Replacement part numbers include 78904586, B10097, X-02.99.314, 1919-P-5020, 1919-P-7069. Key specifications: 3.6V, 750mAh, Ni-CD.