4V 1500mAh Li Battery Material: Metal Playing time: About 60 minutes Charging time: About 180 mimutes Play distance: over 50 meters Function: 1. Whether steering, lifting, or driving, the vehicle can accomplish easily. 【2. Bright LED light and simulation sound,fun to play.4G anti-interference high-frequency remote control allows several RC cars can be used at the same time and place; Strong Brush Motor: the powerful motor offers stable and sufficient power. Analog hydraulic telescopic arm design, strong power. Steel track and bucket, high srength but durable 3.Best-value. 【Metal Bulldozer Shovel】: Made of metal, the durable bulldozer shovel resists wear and collision; Its high strength lets you enjoy the immersive feeling when bulldozing; Flexible Joints: Full simulation structure design to imitate every detail.Well-loved. Independent arthrosis controll and multi directional free driving, shuttle freely 5. "Car battery::7. 2. 6. 4.". Each joint can be independently controlled.4G Remote Radio】: 2. 1 to 14 scale High simulation design, strong power and true car control feeling. Pluggable PCB, easy for replacement.【High Simulation Structure Design】: 1:14 scale RC electric bulldozer toy possess independent joint control, metal bulldozer shovel, telescopic arm, strong power, simulated sound effects, high-brightness lights, which is detailed just like real, great for entertaining and educating; Functions: Go forward/backward, left forward/backward, right forward/backward, arm/ascend/descend, bulldozer shovel push up/down