13 in 1 DIY Robot Kit Versatile solar-powered robot kit with 13 configurations for endless creative possibilities Educational STEM Toy Enhances children's hands-on skills and problem-solving abilities through interactive assembly and experimentation Dual Power Sources Operates on solar energy and batteries (Not included), allowing continuous play even without sunlight Detailed Assembly Instructions Includes comprehensive diagrams for easy step-by-step construction of each robot design Battery Compartment Included Features a built-in battery compartment for convenient power storage and management Specifications: Power Source: Solar panel and AA batteries (not included) Number of Configurations: 13 Assembly Type: DIY Educational Focus: Science, Technology, Engineering, Mathematics (STEM) Package included: 5 x Parts 3 x Gears 1 x Bearings 2 x Boat Accessories 4 x Wheels 1 x Solar Panel 1 x Battery Compartment 1 x Wire 1 x English User Manual