KENMAX Battery Eliminator Car Charger for Two-way Radio Kenwood KNB17 TK280 TK380 TK480 TK481 TK290 TK385 Maximum Output Current: 3.0A Input : DC 12~35V Low Heat Dissipation;Over temperature Protection Over Voltage, Over Current Protection. Compatible with : For Kenwood : TK280 TK380 TK480 TK481 TK290 TK385 Battery KNB17