5x Push Switch Button B3F Omron Blue Key 12mm

The network module communicates with the Arduino type board through the SPI protocol ideal for projects with ARDUINO, PIC, AVR, STM32. ENC28J60 Ethernet LAN Network Module for Arduino AVR LPC STM3 features:
- Chip ENC28J60 Microchip
- Module: 10Base-T
- 3.3V power
- SPI interface
- 25Mhz speed
- LED status LED
- Hanrun network transformer
- Network Interface board HR911105A
- Operating temperature: -40ºC to + 85ºC
- Dimensions: 55x 35x 16 mm

This photo-resistance module is very sensitive to ambient light. Activation of the microcontroller or retransmission modules,
The brightness module of the ambient light reach the set threshold, the output is high when the ambient light exceeds the set threshold.
The DO output can be connected directly to a microcontroller to detect the light environment and create a light control switch.
It has a speed range of 0% to 100%. Digital Light Intensity Sensor with Photo Resistance with LM393 Controller features:
- Operating voltage: 3.3 - 5 V
- Input current: 50 mA
- Use a very sensitive photo resistance
- Use a LM393 wide voltage comparator, high quality output signal
- Adjustable potentiometer can regulate the brightness of detected light

Fan 12V 2x Cables PC CPU case features:
- Voltage: 12V
- Consumption: 0.28A
- Screw diameter: 3.5mm
- Life time useful: 30,000 hours
- Operating temperature: -10 ° C to 65 ° C
- Cable length: 24.5cm
- Dimensions: 80mm x 80mm x 15mm

MQ-2 Gas and Smoke Module Sensor Detector Methane Propane Butane LPG features:
- Main chip: MQ-2 flammable gas and smoke sensor and comparator LM393
- Working voltage: 5V
- Current: 150mA
- Digital output: TTL 0/1
- Analog output: analog voltage sensing value
- Quick response features:
- Concentration detection:
  200ppm - 5000ppm LPG, propane
  300ppm - 5000ppm butane
  5000ppm - 20000ppm methane
  300ppm - 5000ppm H2
  100ppm -2000ppm alcohol
- Adjustable sensitivity with the potentiometer
- Size: 32mm x 20mmx 18mm

LCD display consists of a 16-character, 2-rows.
The display is compatible with the HD44780 controller
Ideal for projects with Arduino
You can use it with PIC, AVR, STM32 and many more controllers.

Potentiometer Cleaner - Spray 60ml features:
A special preparation for potentiometers, perfectly suited to remove any dirt deposited during the operation of the device, contains a special grease to reduce friction. It cleans waste contacts, also regenerates them.

25ft (7.62m) reel of black Flexible Jumper Wire for electronics prototyping, soldering wire or any project where you need flexible wire. 22AWG (approx. 0.34mm2) cross-section.

This module is an active buzzer for Arduino and emits different sounds at various frequencies.
It does not accept oscillation source, it only receives square waves for drive sound.