埃塞俄比亚采购需求：B2B采购解决方案、企业采购服务、批发供应商名录、企业采购平台、商业采购指南、供应商谈判策略

I'm looking to gather more detailed information about your battery options. Specifically, I need the technical specifications, including capacity, voltage, and any relevant certifications. It's also important to understand the performance metrics, such as discharge rates and lifecycle information, to ensure the batteries meet our project needs. Additionally, please provide the pricing details for different quantities, including any bulk order discounts or shipping costs. If there are different models or variations available, I'd appreciate a quick overview of those too. This info will help us make an informed decision moving forward. Thank you!