Manifold Flow Meter 3"

+/-1% of Reading (Between 10% and 100% of Maximum Flow), +/-3% of Reading (Between Cutoff and 10% of Maximum Flow), Displays Overall Total Volume and Batch Total Volume, Easy to Change Six (6) AA Batteries, Flow Rate Allows for Gallons or Liters Per Minute, It is Recommended to Have at Least 10x the Diameter of Straight Pipe Before and After the Flow Meter, Measures Water and Most Conductive Liquids, No Moving Parts to Fail During Use, Self Calibrating Meter, The Display Reads 6 Digits for Rate, 8 Digits for Total and 1 Decimal Place Reading in Tenths, There are 3 Photoeyes Located on the Face of the Flowmeter. These are Not Push Buttons. to Activate Must Hold Finger Over the Photoeye for 2-4 Secs.