Environmentally friendly and features variable flow for quick shut off, automatic venting, automatic locking when lever is released, and an airtight seal when not in use to reduce spills. Also included are the flexible extension tube designed to help you direct fuel exactly where you want it and 1 ID tag to clearly label the contents of your container. Compatible with all "Enviro-Flo" line fuel containers. CARB compliant. Unit dimensions: 2.5 in x 6 in x 9 in .