Features 1. 8 digits display with bright backlight. 2. 4-piston based flowmeter with magnetic coupling connection, eliminate the possible leakage. 3. All circuits install in anti-explosion box with advanced explosion proof design. 4. Safety breakaway valve prevents the breakage of hose. 5. Automatic Temperature Compensation. (ATC) 6. Interface is available for RS485. 7. Industry-standardized electronic computer register. 8. Fast simple electronic calibration with seal. 9. Single nozzle