The 12V150Ah lead-acid batteries is suitable for small household energy storage scenarios and serves as a cost-effective solution for family backup power. Matched with small PV panels and household inverters, it builds a simple home energy storage system to store surplus power and cope with short-term power outages and community power maintenance. With sufficient capacity, it stably supplies power for lighting, routers, refrigerators and other household appliances to guarantee basic domestic power demand. It is easy to operate, maintenance-free and safe for home use. Featuring mature technology and low cost, it perfectly meets the lightweight energy storage needs of ordinary families.