About this replacement
Designed for Nonin, BCI devices. Compatible models include Capnocheck Plus, 9400, Sleep CO2 Monitor, Capnocheck plus, Sleeo CO2 Monitor, 58450A1 Mini-Torr Plus, 6004 Blood Pressure Monitor, 9004 Patient Monitor, Capnocheck Sleep Capnograph. Replacement part numbers include AS35108, 58522B1, OM11509, B11509, 5108. Key specifications: 6V, 5000mAh, Ni-MH.