Key Features Wifi Remote Monitoring System APP High Inverter Compatibility ReliableLiFePO4Cell 5+5YearsWarranty Up to 16 Pcs Scalable in Series or in Parallel Aobo Environmenta lNew Energy(Wuxi)Co., Ltd. No.358,Qianlu Road, Qianqiao Town, Huishan District, Wuxi,Jiangsu China