Heated Bed PCB MK2B 3D Reprap Printer

It has an ATMega328P chip running at 16Mhz with a factory loaded bootloader
Characteristic:
- Microcontroller: ATmega328
- Operating Voltage (logic level): 5V
- Input Voltage (recommended): 7-12V
- Digital I / O Pins: 14 (6 PWM outputs)
- Analog Inputs: 8 (A0-A7)
- DC Current per Pin I / O 40 mA
- Flash Memory: 32 KB (2 KB used by the bootloader)
- SRAM: 2 KB
- EEPROM: 1 KB
- Clock Frequency: 16 MHz
- USB Communication - CH340
- Dimensions: 18 mm x 44 mm

QWERTY mini keyboard with multimedia control keys and PC games control keys, mini touchpad for mouse control. Perfect for PC, laptop, Raspberry Pi, MacOS, Xbox 360, Xbox One, PS3, PS4, Android smartphones, TV Box, HTPC, IPTV, etc.

AMS1117 Buck fixed output module 3.3V 800mA features:
- Based on AMS1117-3.3V regulator
- Input Voltage: 4.5 - 12Vdc
- Output Voltage: 3.3 Vdc (+/- 0,05V)
- Max.output current: 800mA
- Operating temperature: -40ºC to + 150ºC
- Dimensions: 25mm x 12mm

4x M3 x45 Screw Kit 3D Printer Leveling Spring features:
- 4x M3 x45mm steel screw and knurled nut
- 4x Leveling Springs, Hot Bed, 3D printer Extruder
* Outside diameter: 7.5mm
* Inner diameter: 5mm
* Length: 20mm

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 />

Nozzle 1.0 MK8 3D Printer 1.75 Head features:
- Precision Nozzle: 1.0mm
- Material: Copper
- Size: 13 mm x 6 mm
- Suitable for Filament: 1.75mm
- Quantity: 1 unit

It is made up of a 16-character, 2-row, 6-button display.
The display is compatible with the HD44780 controller and is connected in 4-bit mode so it can be used directly through the Arduino LiquidCrystal library.
Ideal to navigate through the different parts of the configuration or map. Keyboard Shield 16x2 LCD screen for Arduino features:
>
- 2x16 LCD with blue backlight and white characters
- Potentiometer to modify the LCD contrast
- 5-push-button keyboard + RESET
- Use of the minimum possible channels
- Full compatibility with Arduino UNO and Mega
- The display is compatible with the HD44780 controller
- Response time: 30 ms
- Size: 80 x 60 x 22 mm

Ideal for connecting TTL RS232 devices to your PC through the USB port. CP2102 USB 2.0 A RS232 Converter UART TTL Serial features:
- Controller CP2102
- 5 pins: 3.3v, 5.0v, TxR, RxD, GND
- Standard USB type to male and 5 pin TTL connector
- 3 Status LEDs: Power, RX and TX
- USB 2.0 specification with 12Mbps maximum speed