Replacement battery for Two-way Radio. Specifications: 1550mAh, 7.4V, Li-ion. Compatible with: Two-way Radio. Replaces: Kenwood TH-F6E, TH-F6E, Kenwood PB-42LI, PB-42LI. Kenwood replacement battery designed for Two-Way Radio devices. A direct drop-in replacement for the original battery.