This Scientific experimental lamp is solid and sturdy, which can withstand use. Features the plastic material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This DIY electric circuit kit will make the repair and fix easier and smoother. Features -Color:Green -Material:Plastic -Size:5.00X5.00X0.10cm/1.97X1.97X0.04in -Improve your soldering abilities with this do-it-yourself assembly kit that includes electronic Draw Wheel components and led lights. it provides an opportunity for hands-on practice in soldering. - a luck draw wheel of fortune using led lights, perfect for a variety of games and activities. the led lights add a vibrant and eye-catching element to the wheel. -The chips incorporated in the design ensure random led outputs, adding an element of unpredictability to the Draw Wheel. -Take control of the DIY Small Bulb Model by either pressing buttons or shaking it, allowing for different methods of interaction and engagement with the Draw Wheel. -This diy assembly kit requires a basic understanding of electronics and practical experience in soldering. Package list: 1 x set of DIY electric circuit kit