About this replacement
Designed for Kitfort, Patona, Polaris devices. Compatible models include KT-519, KT-519-1, KT-519-2, KT-519-3, KT-519-4, KT-520, KT-529, KT-533, VM16, VM16 Premium, VM11, PVCR-0726W. Replacement part numbers include 10002265, CMICR18650F8M7-4S1P, C0914E1, PA04, 10001866, BFG-WSQ, ICR18650-26J-4S1P, TW4-11, UR18650ZY-4S1P-AAM. Key specifications: 14.8V, 3400mAh, Li-ion.