Amstron Single Unit Desktop Charger is designed to charger Kenwood KNB15 and KNB17. This rapid charger is designed to charge NiCD and NiMH batteries for Kenwood TK260, TK270, TK360, and TK370. • Can be used with battery only or entire radio on charger • Micorprocessor based circuitry allows most batteries to charge in under 2 hours without overcharging.