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0.56 inch 4 Digit 7 Segment LED Display CA Red
4 Digit 0.56 inch 7 Segment 4 Bit Red LED Digital Display Module Tube with Clock Point for Arduino
Description
- The module is based on a 4 (0.56 inch) digital tube which can display the clock point. The decimal point is not displayed and the driver chip is TM1637.
- Simply two signal lines can do 4 digit 7 segment LED MCU control. It can be used to display the integer, clock, stopwatch, score, etc.
Features
1.Compatible for Arduino UNO R3/MEGA2560/Leonardo.
2.4-digit alpha-numeric red display with clock dot.
3. 8 gray adjustable.
4. Power supply should be 3.3~5.5V DC.
5. Interface logic level can be 3.3V/5V.
6. 4 screw mounting holes which diameter is 2.2mm.
Produits connexes
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The SG90 servo motor is a type of continuous rotation motor controlled by a digital signal. It is used in projects such as robotics, position control systems, and DIY projects.
A 5v relay is an automatic switch that is commonly used in an automatic control circuit and to control a high-current using a low-current signal. The input voltage of the relay signal ranges from 0 to 5V.
The MQ2 analog gas sensor is used in gas leak detection equipment. This sensor is suitable for detecting LPG, butane, propane, methane, alcohol, hydrogen, and smoke. It has high sensitivity and a fast response time; the sensitivity can be adjusted using a potentiometer.
The HW-201 IR infrared obstacle detection module can detect obstacles within a distance range of 2 cm to 30 cm, with a detection angle of 35 degrees.
It can operate with a supply voltage of 3.3 V to 5 V and has a maximum current consumption of 100 mA. The module outputs a digital signal, high when an obstacle is detected, low when no obstacle is detected.
The infrared LED has a wavelength of 940 nm and an operating frequency of 38 kHz. The module operates at temperatures between -25 °C and +55 °C.
This is 125K RFID Tag. The RFID technology is used for sensing and identifying tagged people and objects for access control, automation, and a whole range of different applications.
Operating on a frequency of 125kHz, these tokens are all pre-programmed with unique ID numbers to communicate wirelessly with RFID Readers over distances of around 10cm or less. This means you can attach it to vehicles or items, keyrings or even pets’ collars to keep track of the location via an array of readers in the office, warehouse or home.
The MQ3 analog gas sensor is suitable for detecting alcohol; this sensor can be used in a breathalyzer.
It has high sensitivity to alcohol and low sensitivity to gasoline.
The sensitivity can be adjusted using a potentiometer.
5621BS Red LED Display 2 Digit 7 Segment Common Anode Digital Display 18 Pin 0.56 inch
- Magnification: Up to 1000X for fine details.
- LCD Screen: Large 4.3-inch screen for clear viewing.
- Resolution: 10MP for sharp, detailed images.
- LED Light: Built-in light for better visibility.
- Versatile: Ideal for observing various samples.
Transceiver module based on an NRF24L01 allowing a 2.4 GHz wireless connection. This module communicates with an Arduino or compatible microcontroller via the SPI bus.
The « LJ12A3-4-Z/BX » is an inductive proximity sensor that detects metal objects within a 4mm range. It operates on a DC 6-36V power supply and has an NPN (Normally Open) digital output, meaning it completes a circuit to the signal line when it detects metal. These sensors are used in industrial automation for non-contact switching, control, and detection
