Adopt maintenance-free and acid-free batteries, safe and reliable; The battery adopts the optimized ratio of PB-Ca-Sn alloy grid design, which can adaptto various floating charging applications; The design life is up 12 years. The optimized oxygen circulation channel design and electrolyte ratio can effectively reduce the risk of thermal runaway from long-term use of the battery while ensuring the battery life.The  specific  active  material  formula  takes  into  account  the  specific  energy  and specific  power  requirements  of  the  battery.  Comply  with  UL94-V0  flame-retardant requirements, effectively guarantee the safety of customer systems, and more secure to use.