WKA6-12F2, WKA6-12 6V 12Ah UPS Battery - This is an AJC Brand Replacement This is an AJC Brand&#174; Replacement for a AJC Battery Brand Replacement for Werker WKA6-12F2 6V 12Ah UPS Battery Voltage: 6V (6 Volts) Capacity: 12Ah Terminals: F1