ExpertPower 7.2v 1800mAh NiMh Two-way Radio Battery for Kenwood KNB-17 KNB-16 KNB-21 TK-190 TK-280 TK-380 TK-290 Brand New | 7.2v | 1800 mAh | NiMh ExpertPower batteries are high quality and dependable. ExpertPower products are tested to match and/or exceed OEM specs. Products trademarked ExpertPower are marketed and sold exclusively by ExpertPower. 1 Year Warranty