SL2770T, per tray, Lithium Thionyl Chloride, 3,6 V, 8,5Ah, C format, tag-terminal (flat strip 3,17 mm). Tadiran Batteries manufactures high-power Li-ThionylChloride batteries. They provide unrivalled performance thanks to increasingly advanced technologies. The batteries prove capable of operating for over 20 years under challenging conditions.