The Briidea Propane Fire Pit Hose Kit Is An All-In-One Fire, And A Key Valve. ALL-IN-ONE-KIT: Saves you tons of time in purchasing all parts individually. Everything you need to build your fire pit using propane tank are included in this all-in-one kit FUNCTIONAL SAFE: Key valve helps to improve safety. Electronic igniter allows you to lit up your fire pit safely. Air mixer helps your fire pit burn efficiently EASY INSTALLATION: Complete accessories and easy to install into your DIY fire pit. Requires a AAA battery (not included) PACKAGE INCLUDES: 1/2" Air Mixer Valve, 4 Feet propane regulator hose, 4 Feet connect hose, 1/2" Brass Control Key valve, 3" Key for the brass valve chrome plated WHAT YOU GET? You can enjoy our first-class service with free refund without reason, 2-year warranty and 24-hour support for customer service