Product descriptions from the supplier Long Cycle Life: ≥2000 times for durability and efficiency. High Capacity: 50Ah for extended use in various applications. Safe Operation: Certified with CE, ISO9001, ISO14001, RoHS standards. Versatile Use: Suitable for solar systems, golf trolleys, and electric equipment. Reliable Performance: Lithium iron phosphate technology ensures reliability. Built-in BMS Protection: Guards against overcharge, overdischarge, overcurrent and short