美国采购需求：电池管理系统、BMS电池、BMS模块、锂BMS、BMS锂电池、Lifepo4 BMS

I'm reaching out to inquire about the availability of black products in your catalog. Specifically, I'm interested in understanding the range of options you have available. It would be great if you could provide details regarding different materials, finishes, and any specific features that distinguish your black offerings. Additionally, please let me know about the minimum order quantities, lead times for production, and any volume discounts you might offer. I'm looking for competitive pricing as we plan to make a substantial order. If you have any catalogs, product sheets, or images that highlight your black products, I would appreciate it if you could send those along as well. Thanks in advance!