Dwyer PUF-1002 Portable Ultrasonic Flowmeter Kit is a versatile and accurate solution for measuring flow rates in pipes. With a temperature range of -4 to 275°F, it provides ± 0.5 to 2% accuracy for flow rates > 0.66 ft/s and pipe ID > 3 in. The flowmeter operates on a 9-24 VDC power supply or a 5-cell NiMH battery, offering 20 hours of continuous operation. It features a quick response time, a wide flow range of 0.33 to 65.62 ft/s, and an electrical connection via multi-pin Lemo plugs. The flowmeter supports analog and pulse outputs, and it is suitable for homogeneous liquids without air bubbles. The product comes with a high-resolution graphic display and supports multiple languages. With its durable ABS plastic enclosure and various compatible pipe materials, it is an efficient and reliable tool for flow measurement.