Pipe Range:– 13mm to 4500mm. Transducer Temp Range:– -40°F to 150°C (-40° to 300°F) Power:– 100 –240VAC 50/60Hz. Internal Rechargeable Battery:– 18 hours from full charge. Programming:– via 5 key input controller. Display:– White, backlit matrix – displays flow rate, totalizer, operating mode and calibration menu. Data Logger:– Programmable 300,000 data point capacity, time and date stamped or formatted reports including total, average, minimum, maximum and times of occurrence. Sensitivity:– fully adjustable. Damping:– fully adjustable. Outputs:– Opto isolated/4–20mA (500ohm) when AC powered USB for Data Log transfer by direct PC connection.