[FM Radio DIY Kit]: The electronic soldering DIY kits are used to be installed into an FM radio (87-108MHz). This soldering DIY kit helps you learn basic electronic knowledge and circuit principles, and practice soldering skills in a fun way for you, your kids, students, or DIY enthusiasts. Meanwhile, you will own an FM stereo with excellent sound quality, stable performance, and a nice appearance upon completing the project. [Perfect School Science Project]: Excellent electronic DIY kit for soldering practice and beginners, and also suitable for family education. Not only to improve your soldering skills, you will also become more familiar with electronic components and learn more interesting electronics stuff. [Easy to Assemble]: The connection clearly mapped and labeled on the board makes it easy to assemble. [Features and Characteristics]: FM 87-108MHz, Working Voltage: DC 4.5-5.5V. Digital display, easy to adjust and use. Automatic memory function after power off. Energy saving function, the display only shows for 5 seconds and then enters energy saving mode. (sound quality will be better after the digital tube display is turned off). 5V 1A DC005 power adapter with 5.5 x 2.5mm power plug is needed (not included) This is DIY kit, not product Soldering project requires basic electronic knowledge and practical ability. Color: as shown Material: plastic Size: 8.4cm x 6.8cm x 5.2cm Package Contents: 1 x DIY Digital Radio Kit Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.