General performance: 1)Environment friendly: 2)Low self-discharge: adopt with high purity materials,optimization design and technology the battery can be kept under the room temperature without charge within 6 months. 3)The battery adopts optimization design and low resistance inner part,the high efficiency of discharge and high multiplying power discharge performance are guaranteed. 4)Free of maintenance 5)High safety 6)Long servicing life Designed with AGM(Absorbent Glass Mat) technology and for general application purpose, such as UPS. HUAFU GFM series are designed for general-purpose applications, such as UPS, telecom, and electrical utilities. Valve regulated lead acid AGM batteries are designed with AGM(Absorbent Glass Mat) technology and for general applicationpurpose