• Double-Sided Design: Allows for more component placement and easier circuit routing.
• High-Quality PCB: Grade A construction for durability and reliable performance.
• Universal Compatibility: Ideal for DIY projects and prototyping.
• Easy to Use: Pre-printed dot pattern for easy soldering and circuit design.

• Integrated TCS3200 color recognition chip for accurate color detection.
• Supports DC 3-5V input voltage.
• Produces an output frequency voltage of 0-5V.
• Equipped with bright white LED lights for better color measurement.

• Model: E01-ML01DP5
• Interface: SPI
• Power: 20dBm
• Distance: 2100m

• Compact Display: 1.8-inch size for portable projects
• High Resolution: 128x160 pixels for clear images
• Wide Viewing Angle: Improved visibility from various angles
• Controller: ST7735, widely used for high-quality displays

• ESP32 Chipset: 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
• Memory: 4MB QSPI flash, 8MB PSRAM
• GSM/GPRS Module: Supports Nano SIM cards for GSM communication
• Wi-Fi & Bluetooth: 802.11 b/g/n (150Mbps) and Bluetooth v4.2BR/EDR & BLE

• 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.

• 2-digit 7-segment LED display with red illumination for clear visibility
• Common Anode (C.A.) configuration for ease of integration into electronic circuits
• Brightness of 1.0 mcd @ 10mA, offering good visibility even in low-light environments
• Right-hand side decimal point location, ideal for numerical displays and counters

• High-Quality Materials: Ensures durability and reliability for long-term use.
• Compact Design: Delicate and space-saving appearance for easy installation.
• Smart Circuit Control: Detects solar panel voltage to manage output without additional lighting elements.
• Automatic Functionality: Charges during the day, turns lights on at night, and off during daylight.

• Easy Interface: Simple integration with the WeMos D1 mini for SD card operations.
• SPI Communication: Uses the SPI interface for communication between the WeMos D1 mini and the SD card.
• Compact Design: Designed specifically for the WeMos D1 mini, making it small and efficient for space-constrained projects.
• Wide Compatibility: Compatible with various microSD cards for data storage and retrieval.

Specifications:

• CORE-ESP32-C3
• ESP32-C3 main control, main frequency 160MHz
• On board 4MB flash,
• CH343P chip
• SPL Flash: 1 channel, onboard 4MB
• UART interface: 2-way, UART0~UART1
• 12 bit ADC: 2 channels, with a maximum sampling rate of 100KSPS
• Low speed SPI interface: 1 channel, supporting main mode
• IIC controller: 1 channel
• PWM interface: 4 channels
• GPIO external pins: 15 channels, reusable
• LED indicator lights: 2 channels
• Reset button: 1 channel
• BOOT button: 1 channel
• USB to TTL download and debugging port: 1 channel, supporting automatic download
• 2.4G PCB onboard antenna
• Size: 21mm x 51mm

Package:

1x ESP32 Development Board ESP32-C3 CORE-ESP32-C3 CH343P WiFi + Bluetooth Module Core Board For Arduino Microphone UART GPIO SPI

• High-quality Arduino Uno R3 with ATmega328P
• 14 digital I/O pins (6 with PWM capability)
• 6 analog input pins for versatile sensor connectivity
• 16 MHz clock speed for efficient processing

• LoRa Spread Spectrum modulation technology for long-range wireless communication
• Constant RF power output at +20dBm (100mW)
• High sensitivity: down to -148dBm
• Programmable bit rates up to 300kbps

• Double-Sided Design: Offers ample space for component placement and circuit routing.
• Durable Construction: Made from Grade A materials for increased reliability.
• Ideal for Prototyping: Perfect for DIY electronics projects and prototyping.
• Pre-Printed Dot Pattern: Simplifies the soldering process, making it easy for beginners.

• 1 channel relay interface board
• Uses NE555 chip for timer control
• Adjustable delay time from 0 to 10 seconds
• Control voltage: AC 0~250V/max. 10A, DC 0-30V/max. 10A

• Brand new and high quality.
• L293D is a monolithic integrated, high voltage, high current, 4-channel driver.
• Can drive DC motors and power supplies of up to 36V with a maximum current of 600mA per channel.
• H-Bridge configuration allows voltage to be applied across a load in either direction, ideal for motors.

• Compact DIY kit to create a USB-powered mist maker or humidifier.
• Operates at a safe and efficient 5V DC.
• Ultrasonic technology generates fine mist for humidification.
• Durable components, including atomization films and absorbent cotton cores.