MAXTOP AK1R0025-120 KSC-25 Battery Rapid Charger for Kenwood TK-2160 TK-3160 TK-2170 TK-3170 TK-2360 TK-3360 NX-220 Compatible with Li-ion Batteries Using microprocessor for charge control and override protection With front LED to display charging status. Rapid charging rate up to 600 mAh/hr and provide 2 to 3 hours charger time for regular batteries.