哥斯达黎加采购需求：流量计，流量传感器，超声波流量计，超声波传感器，水流量计，水表

I'm looking for ultrasonic water meters in both 1/2 inch and 1 inch sizes. I would appreciate it if you could provide me with technical specifications, pricing, and minimum order quantities for these products. Additionally, if you have different models or any additional features available, please include that information as well. Timely delivery and warranty details would also be helpful as I plan to make a decision soon. Thank you!