egarding 240ah, we are a well-known 240ah factory in China, as well as a manufacturer, supplier and exporter. Free samples can be used for customized 240ahproducts. All products made in China have passed CE certification and GMP certification. If you want a price list, contact us and we will provide you with the newest latest quotation. Cooperating with us, you will feel the excellent quality and reasonable price. You will be happy to choose us.