ExpertPower 7.4v 2000mAh Li-ion Two-way Radio Battery for Kenwood KNB-33 KNB-33L KNB-33Li TK-2180 TK-2180K TK-2180K2 TK-3180 TK-3180K TK-3180K2 TK-5210 TK-5210G TK-5210GK TK-5210GK2 TK-5210GK3 TK-5210GK7 TK-5210K TK-5210K2 TK-5310 TK-5310G TK-5310GK TK-5310GK2 TK-5310GK3 TK-5310GK4 TK-5310GK5 TK-5310GK6 TK-5310GK7 TK-5310K TK-5310K2 Brand New  We guarantee you will receive a brand new, unused battery easily making this a smart buy. Battery Specs  The capacity is 7.2v 2000mAh, utilizes Li-ion technology, and the color is Black. Reliability Defined - ExpertPower products are tested to match and/or exceed OEM specs. Quality Guaranteed - Products trademarked ExpertPower are marketed and sold exclusively by ExpertPower. Peace of mind; 1 Year limited warranty  We know a lot could happen in 1 year. If your product fails, help is one phone call away.