• Accurate Turbidity Measurement: Detects water clarity using light transmission
• Analog & Digital Output: Supports both analog (0~4.5V) and digital signal output
• Adjustable Sensitivity: On-board potentiometer for threshold tuning
• LED Indicators: Red for power, green for digital output status

• 10-segment LED bar graph with multi-color display (red, yellow, green, blue)
• Ideal for battery level and power indication
• Compact design with standard 2.54mm pin pitch
• Efficient power usage with low forward current

• Wide Compatibility: Supports various devices with 40-pin ZIF sockets and ISP interfaces.
• High-Speed Performance: Efficient programming with fast data transfer via USB.
• Compact Design: Portable and lightweight for easy use and storage.
• Comprehensive Accessories: Includes essential adapters and cables for versatile applications.

The PIC16F72 is a powerful and easy-to-program CMOS FLASH-based 8-bit microcontroller from Microchip. It features the robust PIC® architecture, making it compatible with other PIC microcontrollers like the PIC16C5X, PIC12CXXX, and PIC16C7X series. This microcontroller is ideal for advanced A/D applications in automotive, industrial, appliances, and consumer electronics.

• Easy Control: Control WS2812 light bars, rings, or addressable LED strips with this ESP8266 based module.
• Arduino IDE Support: Program the module using the Arduino IDE for easy customization.
• GPIO2 Pin Control: The module uses GPIO2 for controlling the LEDs.
• Flexible Power Supply: Supports DC 3.7V-5V, making it versatile for different power sources.

• 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.

• Motor drive module comes with four L9110S chips
• Supports 4 DC motors or two 4-wire 2-phase stepper motors
• Supply voltage: 2.5V - 12V
• Maximum operating current: 0.8A

• Dual-core ESP32 processor with Wi-Fi and Bluetooth capabilities.
• 4MB Flash Memory for efficient data storage and programming.
• Integrated battery management system with 500mA charging current.

• 2-channel relay module for controlling AC and DC loads
• Low-level trigger for easy microcontroller interfacing
• Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, and other microcontrollers
• Capable of switching high-power loads up to 250V AC @ 10A or 30V DC @ 10A

• Wide Input Voltage Range: Supports DC voltage from 0V to 25V.
• High Voltage Detection Precision: Detects voltages between 0.02445V and 25V.
• Analog Voltage Resolution: Provides an analog voltage resolution of 0.00489V.
• Easy to Connect: Connects easily with Arduino AD pins via a 3P connector.

• 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.

• Ai-Thinker A6 GSM/GPRS module supporting quad-band 850/900/1800/1900MHz
• Supports SMS messaging and GPRS data transmission (TCP/IP, HTTP, etc.)
• Operates on a 5V power supply with an onboard 3.3V regulator
• Control via AT commands with a baud rate of 115200bps

• Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
• High Power Handling: Can sustain 18A continuously and control up to 20A.
• Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
• Forward & Reverse Control: Easily switch motor rotation direction.

• I2C Interface: Easy integration with other devices and communication over the I2C protocol
• Accuracy: Offers typical accuracy of ±2% RH and ±0.3°C for temperature measurements
• Compact Size: Small form factor, measuring 28.3mm x 26mm
• Compatibility: Specifically designed for the WEMOS D1 Mini

• Measures both AC and DC currents up to 5A.
• Linear voltage output from 0 to VCC, centered at VCC/2 at 0A.
• High sensitivity of 185mV/A for precise measurements.
• Compact design for easy integration.

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