ABS 20x Colors Filament 1.75mm 5m

This module can handle 16 PWM signals, through an I2C connection with devices like microcontrollers or development boards like Arduinos.
It can also be concatenated with other equal modules (up to 62 cards), increasing versatility and allowing you to obtain up to 992 PWM outputs that can be used to connect servo motors or LEDs to change the brightness intensity.
PCA9685 digital servo motor controller 16 channel PWM features:

- Supply voltage: 3-5 VDC,
- Maximum motor voltage: 6 VDC,
- Number of channels: 16,
- Resolution per channel: 12 bits,
- Interface: I2C,
- Working frequencies: 40-1000 Hz,
- PCB size: 62.3x25.3mm .

Yellow 3D-pen for ABS / PLA filaments features:
This 3D pen is suitable for 1.75m ABS or PLA filaments.
It includes an LCD screen that allows you to read the temperature, speed and filament.
It also comes with button controls to control the extrusion speed.
You can use this powerful 3D pen to draw, draw or trace objects on the paper. Yellow 3D-pen for ABS / PLA filaments features:
- Input voltage: 12V,
- Current consumption: 2A,
- Nozzle diameter: 0.7mm - Heating temperature: 160-230 degrees adjustable,
- Pen color: yellow,
- Random color filaments,
- Includes PLA filament and 100-240 VAC / 50 Hz power - 12VDC / 2A,
- Recommended for adults and children 8 years and older.

Purple 3D-pen for ABS / PLA filaments features:
This 3D pen is suitable for 1.75m ABS or PLA filaments.
It includes an LCD screen that allows you to read the temperature, speed and filament.
It also comes with button controls to control the extrusion speed.
You can use this powerful 3D pen to draw, draw or trace objects on the paper. Purple 3D-pen for ABS / PLA filaments features:
- Input voltage: 12V,
- Current consumption: 2A,
- Nozzle diameter: 0.7mm - Heating temperature: 160-230 degrees adjustable,
- Pen color: purple,
- Random color filaments,
- Includes PLA filament and 100-240 VAC / 50 Hz power - 12VDC / 2A,
- Recommended for adults and children 8 years and older.

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

It allows controlling up to 2 direct current motors or a bipolar stepper motor. It also allows to control a unipolar stepper motor configured as bipolar.
Ideal for projects with ARDUINO.
You can use it with PIC, AVR, STM32.
L298N Motor Drive Controller Board Module Dual H Bridge DC features:
- Minimum operating voltage: 5 V
- Maximum operating voltage: 35 V
- Maximum current: ± 2 A
- Logic voltage: 5V
- PWM signal inputs for speed control
- Outputs: for 2 DC motors or for a bipolar stepper motor
- Measures: 43x43x24 mm
Helpful Links:
Operation of the robot by Infrared / Operation of the robot by Bluetooth / Automatic operation with detection of obstacles

Power Supply Transformer 220V AC/DC 2A 9V features:
- Input voltage: 100 ~ 240V 50Hz
- Output voltage: DC 9V
- Output current: 2A
- DC connector: 5.5 mm x 2.1 mm
- Cable length: Approx. 90 cm
- Indicator of operation: LED diode

40x Cables Female-Male 20cm features:
-Length: 20cm
-Quantity: 40 cables
-Connectors have male and female header contacts at either end
-Compatible with female connectors 2,54mm
-High quality and good working conditions
-Easy to install and use

The 2.5mm female jack connector is a connector to provide power to computers, LED TVs, routers, etc ...
This 2.5mm female jack connector adapter soldered on a PCB board, is ideal for use in our projects.
It has connection points where we can easily solder some pins to connect it directly to a breadboard, or solder a cable over those same connection points.
Adapter 2.5mm female power jack with PCB features:
- Connector type: 2.5mm female jack ,
- Color: black,
- Nominal voltage: 12v DC,
- Maximum current: 0.5A DC,
- Insulation resistance: ‰ ¥ 100MΩ,
- Operating temperature: -25ºC to + 85ºC,
- Number of output pins: 3
- Pitch between output pins: 2.54mm.