Easy to assemble with clear effects and engaging functionality, perfect for electronic toys, art lighting, and LED advertising signs. This kit utilizes a simulated light circuit with NE555 and CD4017, causing blue and red LEDs to flash alternately. Experience the visual effects of warning lights with this interesting circuit. Ideal for electronics enthusiasts and students to practice, this kit is simple to assemble and cost-effective. Customize your light effects by connecting wires to extend the lamp distance, and the circuit board is designed for easy component installation. Specifications: Material: Plastic Note: Please allow 1-3 cm error due to manual measurement. Ensure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set Electronic Flashing Light Kit