Resistor 10K Ohm 5% 0,25W 1/4W features:
-10K Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

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

LED Diode Assortment Kit 40x Red Green Yellow Blue features:
  
- Lens color: Red, green, yellow, blue -difused
- Size: 5 mm
- Operating current: 20mA
- Voltage (red) 1.8V-2.3V
- Voltage (green) 3.2V-3.4V
- Voltage (yellow) 1.8V-2.3V
- Voltage (blue) 3.2V-3.4V
- Anode (A): Positive (long leg): 28mm
- Cathode (K): Negative (shorter leg): 25 mm
- Operating temperature: -25ºC/80ºC
- Welding temperature: + 260ºC
- Quantity: 40 units
      - 10x red
      - 10x green
      - 10x yellow
      - 10x blue

Resistor 220 Ohm 5% 0,25W 1/4W features:
-220 Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

Resistor 200R Ohm 5% 0,25W 1/4W features:
-200R Ohm
-Type: Carbon film
-Tolerance: ±5%
-Power: 0.25W
-Dimensions: 2x7mm

LED Diode Assortment Kit 30 pcs 5mm red, green, yellow features:
- Lens color: red, green, yellow - diffuse
- Size: 5mm
- Operating current: 20mA
- Voltage (red) 1,8V-2,3V
- Voltage (green) 3,2V-3,4V
- Voltage (yellow) 1,8V-2,3V
- Anode (A): Positive (long leg): 28mm
- Catode (K): Negative (short leg): 25mm
- Operating temperature: -25ºC/80ºC
- Welding temperature: +260ºC
- Quantity: 30 units
*10x red
*10x green
*10x yellow

It is not possible to reverse the polarity by mistake.
JST PHR-2 Female 2 PIN 2mm features:
Manufacturer JST Connector series: PH Connector: plug Connector class: female Type of connector: conduit-board Raster of contactors: 2mm Number of pins: 2 Mechanical mounting: for conduit Voltage Working: 100V Working current: 2A Working temperature: -25 ... 85 ° C Connection version: contactless technical data sheet PH series

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

10x Photoresistor 5mm GL5516 LDR 5-10k for Arduino.
Photoresistor is a resistor whose resistance decreases when increasing the intensity of the light that falls on it. 10x Photoresistor GL5516 LDR features:
- Model: GL5516
- Spectral peak: 540nm
- Maximum DC voltage: 150V
- Maximum power: 90mW.
- Resistance with light (10lux): 5-10KΩ
- Resistance with darkness (0lux): 0.5MΩ
- Response time: 20ms
- Operating temperature: -30ºC - 70ºC

Ceramic Capacitor 100nF (0,1uF) 50v 104 PCB PIC Arduino features:

Orders only in multiples of 20 units
-Type: Ceramic Y5V
-Tolerance: +80/-20%
-Dimensions: diameter 9.5mm, pitch 5.08mm

It is very easy to make it work with an Arduino, PIC or any other microcontroller.
In its output pin we will be able to measure the PWM pulse width depending on the distance of the obstacle.
HC-SR04 Ultrasonic Sensor Distance Measuring Module features:
- Supply voltage: 5V (4.5V- 6V)
- Consumption: 30 mA typical, (35 mA max)
- Interface: VCC , GND, Signal
- Range: 2 cm to 3 meters
- Angle 15º
- LED indicator of measurement in progress
- Frequency: 40 kHz for 200 µs - Size: 30mm x 20mm
- Quantity: 1 unit
Useful links for Arduino / Raspberry programming and projects with boards Arduino / Raspberry:
Automatic robot operation with obstacle detection />

3A DC Converter 1,25-32V Adjustable LM2596 Step Down Module features:

- Based on the LM2596S-ADJ regulator
- Rectification: Asynchronous
- Output Voltage: 1.25v - 32v DC (adjustable)
- Voltage of Input: 3.2v - 35v DC
- Max Output Current: 3A (with heat sink)
- Ripple at output voltage: 30mV
- Frequency: 150KHz
- Max Conversion Efficiency: 92%
- Load Regulation: ± 0.5%
- Voltage Regulation: ± 2.5%
- Operating Temperature: -40ºC to + 85ºC
- Measurements 43x 21x 14 mm