i8 Bluetooth QWERTY mini keyboard battery powered touchpad for PC, TV

Raspberry Pi 400 is the ideal tool, both educational, perfect for students of all ages, and for personal use. This RPi based on model 4, offers a low cost and portable solution, being ideal for home study and for teaching computer concepts such as programming, physical computing and networking. 

The Raspberry Pi 400 has a quad-core ARM Cortex A72 processor with 4GB of RAM, an Ethernet socket, 3 USB ports, two microHDMI ports and a 40-pin GPIO. Keyboard Spanish version

Soldering Aid Kit Welding Tools features:
- Variety of applications for precision work
- To meet the requirements of welding operation of the press, cutting, scraping, hooks brushes etc
- Content:
  1x Welding aid knife
  1x Welding Fork Assistance
  1x Welding assistance scraper
  1x Hook assistant chip retention
  1x Welding brush for assistance
  1x Spatula

A4988 + RepRap Radiator features:
- Minimum operating voltage: 8 V
- Maximum operating voltage: 35 V
- Maximum current: ± 2 A (adequately ventilated or refrigerated)
- Logic voltage: 3 V / 5.5V
- Microstep resolution: full, 1/2, 1/4, 1/8, and 1/16
- Factory soldered temples
- Use potentiometer to adjust current
- Measurements: 20x16x12 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

Ideal for projects with ARDUINO.
You can use it with PIC, AVR, STM32.
It serves to measure the static acceleration, for example gravity, in applications where you need to measure the inclination.
Also to measure dynamic acceleration, movement. ADXL345 3-Axis Accelerometer SPI and I2C features:
- Type: 3-axis accelerometer
- Chip: ADXL345
- Supply voltage: 3-5V
- Consumption: 40uA active and 0.1uA on hold
- Communication: SPI and I2C
- Measurements: Static and dynamic acceleration
- Accelerometer scales ± 2g, ± 4g, ± 8g and ± 16g
- Resolution: 13 bits
- Dimensions: 20x16mm
- Operating temperature: -40 °C to +80 °C
- Detection: Free fall, click-double click

Mini ESP8266 ESP12E CH340 WiFi Development
NodeMcu module based on ESP8266 controller and programming in Lua language
NodeMcu it is equipped with 10 GPIO, PWM, I2C, 1-wire and ADC
It works as a standard WiFi 802.11 b / g / n 2.4 GHz
Wemos D1 Mini ESP8266 ESP12E CH340 WiFi Wireless Development features:

- Compatible with Arduino, programming with the Arduino IDE
- Power supply voltage: 5V
- LOGICAL LEVELS: 3.3V
- 11 input / output pins
- 1 ADC (input: 0-3.3V)
- Supported protocols: 802.11 b / g / n
- Network support: 2.4 GHz - Band: 2400 (MHz)
- Wi-Fi Direct (P2p), Soft Access Point
- Integrated TCP / IP stack
- PLL, regulators and power management units Integrated

40x Male to male cables 10cm features:
- Length: 10cm
- Quantity: 40 cables
- Dupont male connectors on both ends
- Compatible with 2.54mm female connectors
- High quality and good working condition
- Easy to install and use

It allows removing the solder residues from the tips.
It cleans better and does not cause temperature drops like with sponges.
You do not need extra water to clean the tip.
Easy and effective cleaning at the tip.
Soldering Tip Cleaning Ball features:
- Dimensions: diameter 50mm