"Handsfree Roughneck Automatic Fuel Nozzle can be used with 110V AC and 12V DC pumps for dispensing gasoline, diesel or kerosene. Has an automatic closing check valve for drip-free fueling. 3/4inch inlet port with 7 - 12 GPM flow rate. U.S.A. Auto On/Off Yes, Check Valve Yes, automatic, Compatible With Gasoline, diesel, kerosene, Includes Full handwarmer, Latch Type 2 speed with handle latch, Material Type Sandcast aluminum, Outlet Port in. 13/16 spout O.D., Works With 110V pumps, Inlet Port in. 3/4, Temperature Capacity F 150, Flow GPM 7-12. 2 speed handle latch for easy handsfree pumping Rubberized sleeve protects hands in cold weather and protects against vehicle scratching Fits all vehicles including new capless fillers 3/4in. NPT inlet size with 13/16in. outside dia. spout for smooth fueling Lightweight slim design fits all commercial pumps and hoses Durable sand cast aluminum body provides a long service life Each nozzle undergoes a 6-point quality control test to assure premium performance"