罗马尼亚采购需求：数字流量监测器、数字流量开关、数字流量计、流量监测器、流量开关、气体流量监测器

I'm reaching out to get more details about your flow sensor product. I'm particularly interested in understanding the technical specifications and the different models or options available. Additionally, it would be great to know the unit prices, especially any bulk order discounts that might apply. Also, could you provide information on the shipping costs and estimated delivery times to Iran? This will help me evaluate the overall feasibility of placing an order. Looking forward to your detailed response!