Fan for Raspberry Pi 4 model B

The official Raspberry 4 power supply with USB-C connector up to 3.1 A in white.

Ideal to power your Arduino board through the power input.
9v Battery Adapter Connector 6F22 with Cable features:

It is compatible with almost any microcontroller, Arduino, PIC, AVR.
It can be used in Access Control projects and Alarm projects. RFID Module with Card and Pendant features:
- Supports Quick CRYPTO1 and MIFARE
- Operating current: 13-26mA at 3.3V
- Standby current: 10-13mA to 3.3V
- Sleep-mode current: <80μA
- Maximum current: 30mA
- Frequency of operation: 13.56Mhz
- Reading distance: 0 to 60mm
- Communication protocol: SPI
- Maximum SPI speed: 10Mbit / s
- Maximum data rate: 10Mbit / s
- Operating temperature: -20 to 80ºC
- Humidity of operation: 5% -95%

Characteristic: -Length: 20cm
-Quantity: 40 cables
-Mono Dupont connectors on both ends
-Compatible with 2.54mm female connectors
-High quality and good working condition
-Easy to install and use

NodeMcu module based on ESP8266 controller and programming in Lua language.
NodeMcu is equipped with 10 GPIO, PWM, I2C, 1-wire and ADC.
ESP8266-12E is an improved version of ESP8266-12.
It works as a standard WiFi 802.11 b / g / n 2.4 GHz.
USB communication - the CH340 chip. Characteristics of ESP 12E:
- Supply voltage: 3.3V (LOGICAL LEVELS: 3.3V)
- Supported protocols: 802.11 b / g / n
- Network support: 2.4 GHz
- Band: 2400 (MHz)
- Wi-Fi Direct (P2p), Soft Access Point
- TCP Stack / Integrated IP
- PLLs, Regulators and Integrated Power Management Units
- Output Power: 0.15 (W); + 19.5dBm in 802.11b mode

Filament of ABS material (perfect for basic and fast projects that do not need much durability) for 3D printers. The diameter of the filament is 1.75mm. The kit contains 850g of Inox filament

RGB LED SMD5050 WS2812B with white packaging, waterproof level IP20.
They are smart that are used to create places with decorative lighting, lighting the information screens located inside and outside facilities.
They must be integrated to be operated with the help of any type of smart strip controllers, which can be: autonomous (offline), subordinate (online), light scattering ( to create musical lights) and programmable (control). LED RGB 5050 WS2812B White features:
- Power supply: +3.7 - +5.3 VDC
- Logic input voltage: VDD-0.5～VDD + 0.5
- Operating temperature: -25 ° C - + 85 ° C
- Storage temperature: -40 ° C - + 105 ° C - 4 pins: 1- VDD: LED power supply
2- DOUT: Control data signal output
3- GND: Ground connection

Kit 3x Aluminium Dissipative Adhesive features:
- For Raspberry Pi 2 and Pi 3, B and B +
- Heatsink includes thermal sticker
- 1x aluminum heatsink for the microprocessor
- Dimension: 14x14x5mm
- 2x aluminum heatsink for the USB / Ethernet chip and for the voltage regulator
- Dimension 9x9x4mm
- Quantity: 3 units