WKA12-8F2 SLA Battery - 12 volt 8ah (amp hour) Genuine Brand Genuine replacement for the OEM WKA12-8F2. VICI Brand guaranteed. 12 volt with 8 amp hour capacity Compatible with WKA12-7.5F2 and many other batteries! F2 (or T2) terminal. 1/4" measured across. Standard on UPS units. Valve regulated, spill-proof construction, High impact resistant battery case