Accurate Gallon Tracking: This 1" NPT flow meter provides precise measurement accuracy within a flow range of 5-30 gallons per minute (GPM). With a remarkable ±1% accuracy, it ensures you always know the exact volume being transferred. User-Friendly Design: Featuring large, easy-to-read registers, this flow meter simplifies monitoring. The 3-digit single flow display records up to 99.9 gallons, and resetting to zero is effortless—just turn the reset knob. Lifetime Volume Tracking: Keep a lifetime record of your fluid transfers with the 6-digit cumulative flow display, capable of tracking up to 999,999 gallons. Unlike some meters, this one cannot be reset to zero, ensuring you have an unalterable record. Built to Last: Crafted from robust cast aluminum, this flow meter is built for durability and corrosion resistance. It's designed to withstand the rigors of various applications, providing longevity and reliability. Versatile Applications: Ideal for use with gravity flow strainer traps, this flow meter is suitable for measuring a wide range of fluids, including diesel, gasoline, kerosene, mineral spirits, B20, biodiesel, and E15. It's a versatile tool for numerous industries. Product Specifications: Flow Range: 5-30 GPM Thread Size: 1" NPT Accuracy: ±1% Working Pressure: 30 bar Single Flow Display: 3 digits, records up to 99.9 gallons Cumulative Flow Display: 6 digits, records up to 999,999 gallons Construction: Cast Aluminum Durability: Corrosion-resistant Choose this high-precision 1" NPT flow meter for accurate and reliable volume tracking in a wide range of fluid transfer applications. Its durable construction and ease of use make it an invaluable tool for your fluid measurement needs.