5-in-1 STEM Robotics & Engineering Educational DIY KIt Dual-Mode Controller: 2.4GHz RC & Phone App Gifts for Kid Boys Girls Ages 5 6 7 8 9 10 11 12 13

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• ✅ 5-IN-1 ENGINEERING VEHICLE SET: Transform 1 box into 5 distinct industrial vehicles, including a heavy-duty Bulldozer, Forklift, and Loading Car. Featuring 269+ precision building pieces, this kit offers endless rebuilding possibilities to keep young builders engaged for hours.
• ✅ DUAL-MODE APP & 2.4G REMOTE CONTROL: Command your creations with ultimate flexibility using either the 2.4GHz physical remote controller for long-range, interference-free driving or connect via Bluetooth to the feature-rich smartphone application.
• ✅ SCRATCH CODING & INTERACTIVE MODES: Take play beyond simple steering with real block-based Scratch programming to automate vehicle movements. Use Path Mode to trace custom navigation trajectories on screen or steer using gravity-sensing Gyroscope Mode.
• ✅ FRUSTRATION-FREE SEQUENCED ASSEMBLY: Designed with a smart, sequenced sub-packaging system that categorizes parts into logical building phases. This drastically reduces the part-searching burden, allowing children to focus on structural logic and spatial reasoning.
• ✅ ARTICULATED MECHANICS & UNIVERSAL FIT: Experience true mechanical realism with articulated movable joints, rotating bases, and functional lifting parts. Built with high-quality ABS plastic, Yentropy bricks are 100% compatible with major building block brands.
• ✅ RECHARGEABLE POWER & CERTIFIED SAFETY: Powered by a high-torque electric motor module with an included 3.7V 500mAh rechargeable lithium battery. Rigorously tested to meet strict US toy safety benchmarks with CNAS and ILAC MRA certifications.
• ✅ ALL-TERRAIN MASTERY: Equipped with reinforced treads and an agile chassis, the robot is built to conquer tactical scouting and terrain mapping challenges.
• ✅ PREMIUM SAFETY STANDARDS: Rest easy with a product that has passed rigorous ASTM F963-23 flammability and physical testing, ensuring a secure environment for discovery.
• ✅ CERTIFIED NON-TOXIC MATERIALS: Fully compliant with CPSIA and California Proposition 65, verified as lead-free and phthalate-safe for peace of mind.
• ✅ EXECUTIVE GIFT PACKAGING: Delivered in a professional, gift-ready box (11.8" X 3.9" X 8.7"), making it the ideal choice for educational milestones.