Amazon.com: AJC Battery Compatible with Fiamm 12FGH65 12V 18Ah Sealed Lead Acid Battery : Electronics
Powery battery Lead (multipower) MP18-12 Vds compatible with FIAMM model FG21803, 12 V, 18Ah/216Wh, Lead-Acid battery, rechargeable, 181mm x 76mm x 167mm, 100% Compatible. New - AliExpress