Lithium CR1/3N Button Cell for the KF4-WE Mk 3 coated
Lithium CR1/3N Button Cell for the KF4-WE Mk 2
Lithium CR1/3N Button Cell for the KF4-WE Mk1
CR123A Battery for the Detectors, Smoke
CR2 Battery for the MC, WL, UT, Shock
Back up Battery for the Control Panel
