THIS CORDLESS VACUUM PUMP FEATURES A HIGH-PERFORMANCE LITHIUM BATTERY CAPABLE OF UP TO ONE HOUR OF CONTINUOUS RUNNING TIME. AT A SCANT 15.4 POUNDS, THE UNIT IS EXCEEDINGLY EFFICIENT AND, FOR TECHNICIANS, EASY TO CARRY AND STORE. THE NP4DLM’S DUAL-STAGE OPERATION PROVIDES HIGH VACUUM DOWN TO 15 MICRONS. A CHECK VALVE PREVENTS BACKFLOW. OTHER HIGHLIGHTS INCLUDE AN ISOLATION VALVE AS WELL AS A LIFTING HOOK AND GAS BALLAST FOR BETTER MOISTURE HANDLING. ITS INLET PORT FITS FLARES OF ¼-, 3/8-, AND ½-INCH.