Builtin threecolor tank gauge for instant fuel checks Easyread dial shows green = full, yellow = low, red = empty. visibility design works in low light so you can check levels at a glance. Precise, leakresistant control Integrated 1/4' ONOFF control valve provides reliable shutoff and accurate fuel flow. Upgraded safety valve design helps ensure secure, leak connections. Spacesaving 90degree elbow Rightangle fitting reduces hose bending and strain. Compact profile fits tight spaces on grills, RVs, and refill stations. Durable, weatherresistant construction Made from solid brass for corrosion resistance and longterm outdoor use. Withstands temperature changes and regular outdoor exposure for consistent performance. Tool, fast refilling Connect to a 5–40 LB propane tank, attach a 1 LB bottle, invert the system, and transfer fuel within seconds. No tools or technical skills required—quick setup for busy outdoor situations. Compatibility and specifications Designed for use between 5–40 LB refillable propane tanks and 1 LB refillable bottles. Key components: builtin threecolor gauge, 1/4' ONOFF control valve, 90degree elbow, solid brass body. Practical use scenarios Backyard BBQ: Quickly up 1 LB bottles from a full 20 LB tank during a cookout without interrupting service. Camping and tailgating: Refill small 1 LB bottles for stoves or portable grills when campsite supplies are limited. RV and outdoor heating: Maintain small portable heaters and tabletop appliances by transferring fuel from larger tanks in tight hookup areas. Why choose this adapter Eliminates guesswork with a clear fuellevel indicator. Reduces hose stress and saves space thanks to the 90degree design. Built to last outdoors with solid brass and reliable valve control. Fast, tool operation makes refilling practical and repeatable. What you get A solidbrass refill adapter with integrated gauge and 1/4' ONOFF valve, ready for immediate use with compatible propane tanks and 1 LB bottles.