Sealed maintenance-free lead-acid battery adopts the latest design of the fully sealed structure and modern production technology.

Sealed maintenance-free lead-acid battery adopts the latest design of the fully sealed structure and modern production technology. 
（1）It has high performance, long lifespan, no pollution, no maintenance, safe and reliable performance. 
（2）Compared with traditional batteries, the capacitors of maintenance-free lead-acid batteries can work at an ambient temperature of -30 ° C ~+60 ° C, and also have the advantages of fast charging, large current discharge, low internal resistance, and ultra-long life of more than 100,000 times.