Overview
This kit R1 \ R2 \ C1 and integrated circuit NE555 connected to a polyharmonic oscillator circuit, in the 3 feet of the output 1Hz or so high and low levels, when the 3 feet of the level is low, LED1-8 lit, the level is high, LED11-LED18 lit, LED1-16 using an average of red and green into two different colors of the digital tube, the cross-arrangement of the power can be shown to flow after the flickering effect.
Features
1.The product is made of high quality material, quality is guaranteed
2. Suitable for: Christmas tree decoration, welding practice, teaching training and like DIY enthusiasts
3. The product is shipped in bulk, you need to do the welding yourself, you can improve their hands-on ability
4. The product is lightweight and compact design, can be used anytime and anywhere
5. Products with 1 CR2032 button battery, with battery and without battery can be selected!
Specification
Product Name:NE555 light kit
Operating voltage: DC3V DC power supply (with 1 CR2032 button battery)
PCB board size:61*54.8mm
List
1-10PCS x Kit(with battery)