哥伦比亚采购需求：反应灯，反应时间训练，训练灯

We're looking to source a set of reaction lights and would appreciate more details about your available options. Specifically, we're interested in specifications, pricing, and any bulk order discounts you might offer. Could you also share information on lead times and shipping arrangements? We're eager to explore potential collaboration and hope to hear from you soon. Thanks in advance for your assistance!