AGM separator paper reduces battery internal resistance, prevents micro-short circuit, and prolongs cycle life. ABS battery case material, impact resistance, corrosion resistance, high temperature resistance. High purity material. The maintenance-free technology, reducing operation and increasing life. 100% Pre-delivery inspection to ensure stable quality and reliable performance. Pb-Ca grid alloy battery plate, low water loss, and stable quality low self-discharge rate. Low Internal resistance, good high rate discharge performance. Excellence high-and-low temperature performance, working temperature ranging from -30C to 50C.