JoyStone 135PCS Magnetic Tiles Set for Kids, STEM Magnet Building Blocks Toy with Windows, Doors & Stairs, Educational Gift for Girls & Boys Age 3+ Tk & Meta USB chargers provides significant play

USB chargers provides significant play time up to 40 minutes with full speed (20 minutes per battery)

【Built-in Lithium battery

In novel color and new design features

Battery: 2 x 1

JoyStone 135PCS Magnetic Tiles Set for Kids, STEM Magnet Building Blocks Toy with Windows, Doors & Stairs, Educational Gift for Girls & Boys Age 3+ Tk & Meta USB chargers provides significant play135PCS Magnetic Tiles SetIncludes faceted squares, triangles, windows, doors, rooftops, and stairs for endless 3D castle creations that spark imagination and storytelling. Cool Magnet BlocksDesigned with bold, high contrast hues to attract childrens attention and enhance visual learning and color recognition. STEM & Educational PlayEncourages hands on learning through magnetic construction, enhancing spatial reasoning, fine motor skills, and creative