TOPCHANCES 3 Pack Portable Two-Way Radio Interphone 7.4V 2000mAh Li-ion Battery KNB-24 KNB-24L KNB-35 KNB-35L KNB-56 KNB-56L KNB-57 KNB-57L for KENWOOD Portable Radios TK-2140 TK-3140 TK-2148 TK-3148 1,High Capacity and long life span 2,Super power, small memory effect 3,Enviromental-friendly, No pollution 4,Made with MSDS certified battery cells that meet or exceed original specification. 5,100% OEM Compatible,Brand new and high quality