The FGET sealed lead acid rechargeable battery (VRLA battery) is leak-proof and maintenance free. The Superiority of VRLA battery is derived from its uniquely efficient oxygen recombination technology. 12V 40ah Separator Glass Matt Sealed AGM Battery for UPS 12V 38AH UPS Maintenance Free Lead Acid Storage Battery Item NO:FGET 12V 40AHColor:CustomizedPrice:37PriceRange:500~1000/$34.5Min order:1Payment:T/T, Western Union, Paypal, etc.ShippingPort:Guangzhou/Shenzhen, ChinaOriginal Region:ChinaLead Time:About 15 working daysSample:available