Handcrafted of high impact material, it features 21' of Main Boom & Luffing Jib with 4 motors controlling Swing Main Hoist, Boom Hoist & Luffing Jib - Pin connected boom with matching pendant lines - R.C controlled -2 joy sticks / - 0 infinity. Diesel engine sound. 4 sheave block - 7 part line, picks (15lbs). Comes with four 6.2 DC volt packs & charger. Many more standard features. 1 hr. video available for $10.00 includes S&H.