One Isolated Pressure Sensor External Pressure Module Connection Supports All BetaPort –P Pressure Modules (25 ranges) Internal 24 V DC Loop Power Supply Measure 24 mA or 30 VDC Large, Backlit, Configurable Display for 1, 2 or 3 Variables Switch Test on Pressure (internal or external) Five (5) Frequently Used Setups and be Stored and Recalled % Error and Damping Functions > Each Unit Includes Carrying Case Test Leads Instruction Manual 1 Set of AA Alkaline Batteries Calibration Certificate Pneumatic Pump Connection Hose and Fittings