Description: Science experiment: DIY assembly wooden FM radio model science experiment kitsMaterial: DIY radio model made of wood, environmental protection, smooth surface, no burrs, does not hurt the hand.Self Assembly: You need to complete the assembly by yourself, FM radio 3D puzzle has lossless sound quality, stereo surround sound, high school and low frequency coverage, retaining the original sound quality, so you can enjoy the auditory feast.Practical: Science project model radio with retractable antenna, and the antenna angle can be adjusted, able to receive universal FM stations or receive campus radio stations, receiving frequency range of 76~108MHZ.Gift: Science experiment set wooden building kits for children over 7 years old, suitable for birthdays and holidays. Specification: Material: Wood Size Chart: 11.8cmx4.5cmx8cm/4.65inchx1.77inchx3.15inch Package Includes: 1 DIYRadio Model Note: Please allow slightly errors due to manual measurement and different monitors.