Package Include both Multi-vibrator circuit parts and Knight rider circuit parts. You need to solder all components into the PCB.

Details about Multi-vibrator circuit

· You need to solder all components into the PCB

· Input voltage: 3V (2 x AA Battery)

· Recommended Age: 10 and Above

· Model: Astable Multivibrator DIY Circuit

Parts Included:

Transistors - C828 x 2

Capacitors - 47uF (16V) x 2

Resistors - 68k x 2

LEDs - 1pcs Red, 1pcs Green

PCB - 1pcs

Free wire (Red and Black) - 10cm

Details about Knight rider circuit

· You need to solder all components into the PCB

· input voltage: 6V (4 x AA Battery)

· Recommended Age: 10 and Above

· Model: Astable Knight Rider DIY Circuit

· LED Light Running speed can be up or down tuning 50K preset

· Include a IC base for IC protection.

· PCB Board size = 8cm × 3cm

Package Included:

1. CD4017 IC - 1

2. C828 Transistors - 2

3. 2.2uF (25V) Capacitors - 2

4. 100uF (16V) Capacitor - 1

5. 120 Ohms Resistor - 1

6. 220 Ohms Resistors - 2

7. 1.8K Ohms Resistors - 1

8. 18K Ohms Resistor - 1

9. 20K Preset Variable Resistor - 1

10. 1N4001 Diode - 1

11. 5mm Super Bright Red Clear LEDs - 10

12. 16 Pin IC Base - 1

13. 15cm Red and Black wire

14. Knight Rider Flashing 10 LED PCB - 1