Introduction:It is an airplane flashing LED circuit DIY kit. It can simulate the flashing effect of airplane lights and DIY to create a very artistic desktop decoration. Not only can it be used as a DIY electronic soldering kit, allowing you to better understand circuits and learn how to solder, it can also be used as a very suitable experimental workbench tool. Features: 1. Simulating aircraft design 2. Interesting DIY hand welding 3. Simple and easy to operate Parameters: 1. LED color: red/green/yellow 2. Battery type: CR1220 3. Working temperature: -20-85 4. Working humidity: 0%-95%RH 5. Size (after installation): 110x105x33mm Colour:As Shown Material:Metal + Plastic Installation tips: 1. Users need to prepare welding tools first. 2. Please wait patiently for the installation to complete. 3. This kit is a DIY kit and needs to be installed by the user. 4. The soldering iron cannot contact the component for a long time (1.0 seconds), otherwise the component will be damaged. 5. Pay attention to the positive and negative poles of the components. 6. Short circuit is strictly prohibited. 7. Prioritize installation of complex components. 8. Make sure all parts are in the correct direction and correct position. 9. Please wear anti-static gloves or anti-static wrist strap when installing electronic components. 10. It is strongly recommended to read the installation manual before starting the installation! ! ! Package Contents: 1 set * small airplane circuit making kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.