• High sensitivity IR receiver
• Extremely sensitive to wavelengths between 760-1100nm
• Power supply indicator lamp
• Comparator output indicator lamp

• 3.2-inch TFT LCD screen with Ultra HD resolution
• Screen resolution: 480x320 pixels
• High-quality backlight with 6 white LEDs
• Wide power supply range (5V/3.3V)

• Input Voltage Range: DC 4.5V to 24V.
• Adjustable Output Voltage: From 0.8V to 17V with fixed voltages at 1.8V, 2.5V, 3.3V, 5V, 9V, and 12V.
• Output Current: Up to 3A (max), with a tested output of 1.5A at 12V input.
• High Efficiency: Up to 97.5%

• Dual USB Output: Supports fast charging for two devices simultaneously.
• Type-C and Micro USB Inputs: Compatible with multiple charging cables.
• Integrated Display: Monitors power levels for user convenience.
• Overcharge Protection: Ensures battery safety and longevity.

• Excellent value for money
• Compact size, easy to integrate with other products
• Supports DC 5V-12V power supply
• 1 analog input (3.2V max input)

• Integrated buttons & LED circuits for easy prototyping
• Exposed power pins (5V, GND, and Raw) for convenient connections
• SOIC pad for IC placement
• Mini breadboard with 170 tie points, attached with self-adhesive backing

• PN532 Chipset: Most popular NFC/RFID chip, used in many smartphones and NFC devices.
• Versatile Functionality: Supports reading & writing NFC tags/cards, phone communication, and NFC tag emulation.
• Compatible with Arduino: Designed for easy integration with Arduino, Raspberry Pi, and other microcontrollers.
• Multiple Protocols Supported: Works with I2C, SPI, and UART communication interfaces.

• Based on ESP-8266EX chip for enhanced Wi-Fi functionality.
• Compatible with Arduino IDE for easy programming.
• 11 x I/O pins for various input/output operations.
• 1 x ADC pin with input range of 0-3.3V for analog inputs.

• Onboard Precision Micro Voltage Transformer
• High-Precision Operational Amplifier Circuit for exact signal sampling and compensation
• Adjustable Output Mode for measuring AC voltage up to 250V
• Output Signal: Sine wave with a median (DC component)

The AT89S52 is a low-power, high-performance CMOS 8-bit microcontroller from Atmel, featuring 8K bytes of in-system programmable Flash memory. This microcontroller is designed for a wide range of applications, offering robust performance and flexibility. It includes several standard features that make it suitable for embedded control applications.

• USB to TTL Serial Converter for easy PC connection to serial devices
• Supports USB 1.1, 2.0, and 3.0 communication with full-speed data transfer
• 500mA self-healing fuse for added protection
• 3.3V and 5V power supply interfaces for different voltage systems

• Built-in Antenna – Comes with an integrated antenna for GPS signal reception.
• Baud Rate – Default baud rate of 9600bps, without battery installed.
• Wide Power Supply Range – Operates between 3-5V, making it suitable for various setups.
• EEPROM Storage – Stores all settings and data, even when power is off.

• 1.5-inch OLED display with full-color output
• 128x128 resolution for high-quality visuals
• SSD1351 driver IC for reliable performance
• Supports I2C and SPI serial peripheral interfaces

Specifications:

• Using the NTC thermistor sensor , good sensitivity
• The comparator output signal clean waveform is good , driving ability, than 15mA
• Adjust the temperature distribution bit detection threshold
• Working voltage 3.3V-5V
• The output format: Digital switching output (0 and 1)
• With bolt holes for easy installation
• Using a wide voltage LM393 comparator

Package:

1x Digital Thermal Temperature Sensor Module for Arduino (Thermistor)

• High-precision laser range measurement
• Small size and easy to integrate
• Operates with IIC communication protocol
• Low power consumption, 2.8V to 5V power supply

• Compact and Lightweight Design for easy integration
• Supports Type-C to 2.54mm Pin Conversion for versatile connectivity
• Stable DC 5V Operation for reliable performance
• Wide Operating Temperature Range for durability