Take on a new building adventure with these inspirational LEGO® sets!The Cat® D11 bulldozer is a true construction icon. Now you can build your own authentic version of this mighty machine with the LEGO® Technic App-Controlled Cat® D11 Bulldozer set . Relax and take your time assembling all the details in this rewarding project. Then explore the many mechanical functions and use the CONTROL+ app to drive and operate the bulldozer – just like the real thing!Use the CONTROL+ app to operate your bulldozer. Bring the bulldozer model to life as you drive and steer, then raise, lower and tilt the blade or raise and lower the ripper and ladder.LEGO Technic buildable models feature realistic movement and mechanisms that let LEGO builders explore engineering concepts in an approachable and realistic way.This Cat® model is meticulously detailed to replicate the full-sized model with authentic colors and graphics that Cat® enthusiasts will love.Measures over 10 inches (26 cm) high, 22 inches (57 cm) long, and 14.5 inches (37 cm) wide.LEGO® sets are made of high quality materials under the best quality and safety standards.Launch date: Oct 01, 2021.-Includes: Set of 3854 pieces including 2 no. 15 motors, 2 large motors and a hub.