San Yang the brand GFMU-C Series battery uses the latest AGM technology, high purity materials, and a number of patented technology, it has a long cycle life, with a high-energy ratio, low self-discharge rate, and good resistance to high temperature performance . Products to meet domestic and international standards, solar photovoltaic and wind power generation energy storage system is the best, most reliable choice. Product Features 1. Capacity: 200Ah-3000Ah; 2 long cycle life: up to 20% DOD cycle life more than 2200 times; self-discharge: ≤ 1% (per month); 4 high sealing reaction efficiency: ≥ 99 %; 5. compact, shock-resistant performance, high specific energy; 6. good resistance to high temperature performance; the 7 wide operating temperature range: -20 to 50 ° C.