Left to right flow.  Measures in gallons, liters, quarts, pints, ounces, and special units (field selectable). Designed for water, diesel and mild chemicals. CE certified. Two-year warranty. 

• 2-20 GPM Flow
• Pressures to 125 psi max
• Glass-filled polypropylene housing
• Fluorocarbon seals
• 1 in. FNPT ports
• -10°F-130°F temperature range
• 360° positioning display
• Quick, one step calibration
• Waterproof, corrosion resistant
• 20 stored calibration factor settings
• Two alkaline AA batteries included