Christmas Tree Genie, 20" Diameter, Extra, Extra Large, Tree Stand, 50% Bigger In Size Than Old Model, Secures Trees Up To 12' In Height & Trunks Up To 7" Diameter, Patented Foot Pedal Ratchet System Straightens & Secures Your Tree In Seconds, Just Put Tree In Stand & Step On Foot Pedal Until 5 Clamps Firmly Tighten Around Trunk, Base Filled With Concrete For Extra Stability, Base Over 4.8" High, Holds 2 Gallons Of Water With Automatic Water Level Indicator.