FM293 provides you with the accuracy needed specifically for critical applications with neonates and adult patients alike. It can be used for oxygen and air applications and has an acrylic block which provides a durable and superior flow tube. The 200 cc device and 1LPM model are used for perinatal and neonatal procedures wherein extreme accuracy using very low flow is a requirement. The FM293 provides precise flow control with a maximum inlet pressure of 100PSI. It is equipped with an inlet and outlet connection of DISS Male and calibrated at 50 PSI. The product comes with a 5-year warranty.