Kenwood TK-5210G Radio Battery, Kenwood TK-5210G Radio Batteries are built to withstand time. We carry aBattery Clearance carries a complete line of TK-5210G Two Way Radio Batteries.ll 3 Types of battery chemistry's, NiCd, NiMh and Li-Ion for Kenwood TK-5210G Radios. Our Replacement Batteries are made to meet or exceed OEM specifications.