6v 4.5ah lead acid ups battery 

Small Series Long Usage Time AGM 6V 4Ah 4.5Ah 5Ah Rechargeable Battery For Radio.    Warning • Replacement of battery shall be performed as per following order. If failed, it may cause fire and explosion. Remove cable from negative terminal first.Connect cable to negative terminal last. • When connect cable to battery, make sure not to get changed post of +and -. It may cause the damage of electronic components or fire. • When ueing the battery ,handle with care,sulfuric acid may cause blindness or severe burn. Product Model                                                                               PR6-4.5 Product Classification VRLA-UPS Battery Warranty Per…

6V UPS Battery 12V UPS Battery Front Terminal AGM Battery Deep Cycle VRLA GEL AGM Battery