FULLY-FUNCTIONAL HEAVY EQUIPMENT: The four-section outriggers can be expanded and retracted freely, the 3 section conveying arm is freely retractable and self-locking, the boom turntable can be adjusted from 0 to 90 degrees and can be rotated 180 degrees. All wheels can be rotated, and the rear feed inlet cover can be lifted. SUPER WORKING WATER PUMP: Incredibly detailed, cab doors that open and close. The most attractive feature is its very powerful working water pump that can spray water, providing hours of fun for kids. STURDY CONSTRUCTION: Built with sturdy metal and plastic, as well as realistic details. METAL CAB, superior plastic body and chassis, real rubber tires. Perfect Size: 12.8 (L) 4.2 (W) 4.2 (H) inches approximately. REALISTIC LIGHTS & SOUNDS: Friction powered construction truck toy featuring lights & sounds and rumbles when you press the body. BIBI sound effects when press the steering wheel. 3 LR44 batteries (Included). PERFECT GIFTS FOR KIDS: Encourage creativity and learning through imaginative play while building cognitive recognition and hand eye coordination. Great construction toys for 3+ Year Old Boys. Perfect for both indoor and outdoor and play and helps reduce screen time. FULLY-FUNCTIONAL HEAVY EQUIPMENT: The four-section outriggers can be expanded and retracted freely, the 3 section conveying arm is freely retractable and self-locking, the boom turntable can be adjusted from 0 to 90 degrees and can be rotated 180 degrees. All wheels can be rotated, and the rear feed inlet cover can be lifted.