Kenwood Original KSC-32 (K) Tri-Chemistry Rapid Rate Charger - Compatible Radios: TH-D72A, TK-2180, TK-3180, TK-5210, TK-5310 - Compatible Batteries: KNB-31A/32N/33L/41NC/43L/45L/47L/48L/50NC/54N Rapid Charger Base Single Unit Charging KNB-47L and KNB-48L Batteries Black