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 looking for a reliable vendor to supply solar panels. Specifically, I'm interested in understanding the different types and sizes you offer. It would be great to receive details on your product specifications, efficiency ratings, and any certifications they hold. Additionally, please include information on your lead times and minimum order quantities. Moreover, I'm also curious about pricing tiers based on volume purchases. If you have any promotional offers or discounts for bulk orders, that would be helpful too. Feel free to share any technical support or warranty information that comes with your products, as this will help in evaluating long-term partnership opportunities. Looking forward to your prompt response!