The LEGO TECHNIC Liebherr R 9800 Excavator (42100) is a highly detailed and realistic building set that appeals to both children and adults who enjoy vehicles. With 4108 pieces made of durable plastic, this set allows for endless creative play and construction. This complete set from 2019 features a battery-powered excavator model that stands at 23.54 inches in length, 19.65 inches in height, and 14.05 inches in width. Perfect for LEGO enthusiasts aged 12 and above, this retired set offers a challenging and rewarding building experience.