DIY Smart Stem Science Kit Sweeper Robot Technology Production Floor Sweeping Machine Experiment Learning Education Toy

Features ★ Exercise children s hands on ability understand the basic mechanical structure and power transmission ★ Safe and nontoxic Wood material ★ Let children have an interest in physics ★ Enhance your child s hands on ability ★ Happy and easy to learn ★ Train your children observation capability thinking and analytical skills Specifications ★ Material Wood★ Size 17 10 10 5 11cm★ Recommended Age 4 Years old or aboveWarm Tips ★ When assembling the product that requires the circuit pay attention to the fact that the red wire is connected to the positive terminal of the battery case the blue wire is connected to the negative terminal of the battery case ★ All products is NOT including battery the accessories are random in color color is NOT specified please read it carefully before purchasing ★ Contains small accessories and sharp objects children must be accompanied by an adult please take care of children to avoid swallowing Package Includes ★ 1 DIY Smart Sweeper Robot Toys Kit Note ★ Please allow slight deviation of measurement due to manual measurement ★ Due to different producing batches product details might be a little different ★ Due to different monitors and different light the picture may not reflect the actual color of the item ★ Please consider the actual sizes shown in the listing as the pictures are generally enlarged to show detail