Raspberry Official power supply for Raspberry Pi 4, USB-C 5V 3A

Official Raspberry Pi 4 Model B Cover, Plastic, Red/White features:
- Case Case Shell Box
- Housing for Raspberry Pi 4 B - Color red / white - Dimension: 92x70x26mm

5V fan for Raspberry Pi 3, 4 model B. 

Resistor 4,7K Ohm 5% 0,25W 1/4W features:
- 4.7K Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

The L293D motor controller allows you to control two DC motors or one stepper motor using Arduino kits. The system allows you to adjust the direction and rotational speed of motors with a current consumption of up to 600 mA and a supply voltage from 4.5 V to 25 V.

Buzzer alarm to convert electrical to acoustic signals in robotics devices and Arduino projects.
Buzzer 5V Active Buzzer 4 to 7V DC features:

- Input voltage: 4V to 7V
- Diameter: 12mm
- Height: 9.5mm
- Spacing Pins: 7.6mm
- Maximum Current:

Silicone Thermal Conductive Paste 0.5g Heatsink 3D features:
It facilitates the transfer of heat between the electronic components and the radiator.
It's necessary for the correct operation of any type of temperature sensors.
Is characterized by a very good chemical resistance for oxidation, water solutions of acids, alkalis and salts, sulfur dioxide and ammonia. It has a very wide range of working temperatures.
-Density at 20°C: 2.58 G/cm3
-Points: 350°C
-Freezing point: -50°C
-Coefficient of refraction: 1.405,
- Specific temperature at 50°C: 0.243 Cal/g K
-Co-efficient global heat transfer at 0-150°C: 0.88 W/m K
-Constant dielectric at 100 Hz: 4.7 (± 0.1)
-Cross resistance: 5x10 to power 14 Ohm x cm

Power Supply Transformer 220V AC/DC 2A 5V features:
- Input voltage: 100~240V 50Hz
- Output voltage: DC 5V
- Output current: 2A
- DC connector: 5.5 mm x 2.1 mm
- Cable length: Approx. 90 cm
- Indicator of operation: LED diode

USB Cable A to Micro USB B Arduino Leonardo, Due features:
- Color: Blue or black
- Length: 50cm