Recommended age 14+ years, Not Recommended for play Frequency 2.4G with 35M control distance Lights & Sounds Functions Digital Proportional functional 5th wheel with connection to 27008 Trailer (sold seperately) Approx measurement: 22" Lx 8" W x 10" H Part of the Radio Control Series by Diecast Masters, this 1/16 scale Western Star 49X SFFA Tandem Axel Heavy-Hauler Tractor can be paired with XL 120 Lowboy Hydraulic Detachable Gooseneck Trailer (sold separately). The semi tractor trailer has the ability to feature lights and sounds for the real effects. Per the manufacturer, this item has a recommended age of 14+ meaning it is for display only, NOT for play!