rechargeable battery fits Kenwood TK2140 TK3140 TK3160 TK3148 TK3178 NX220 NX320 radios. It has 1200mAh Ni-CD and 1500mAh Ni-MH two options with stable 7.2V output for radio backup power.
KNB-46L lithium-ion battery is specially designed for Kenwood TK-3230 walkie talkie. It features 2000mAh capacity and stable 7.4V rated voltage, a matched backup power supply for TK-3230 handheld radio daily use.
