• Wide Detection Range: 120°/180° detection angle with a range of up to 12 meters (± 2m)
• Adjustable Settings: Ambient light sensitivity and time-delay (5 seconds to 12 minutes) can be adjusted
• High Load Capacity: Suitable for 500W resistive load (e.g., incandescent lamps) and 150W inductive load (e.g., LED, energy-saving lamps)
• Weatherproof Design: IP44 rated, ideal for both indoor and outdoor use

• Utilizes the TCRT5000L IR sensor for precise tracking
• Output mode: Digital signal (High/Low levels)
• Measures distance from 1cm to 1.5cm
• Detects black lines with a low-level output and white lines with a high-level output

• 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.

Specifications:

• Microcontroller: PIC16F877A
• Crystal Frequency: 4MHz (replaceable via socket)
• Power Supply: USB interface or external 5V DC
• Communication Interface: RS232
• LEDs: 8 connected to the RD port (can be enabled/disabled via J3 jumper)
• Buttons: 4 independent buttons (connected to RB0, RB1, RB2, RB3)
• Programming Interface: ICSP (compatible with K150, PICKIT2, PICKIT3, ICD2)
• Power Expansion: VCC and GND pin power expansion interface (5V)
• Temperature Sensor: DS18B20 interface
• LCD Interface: Compatible with LCD1602 and LCD12864

Package:

1 x PIC development board(with PIC16F877A chip)

1 x USB cable

1 x CD

• Dual Wi-Fi (802.11b/g/n/e/i) and Bluetooth (4.2BR/EDR and BLE) connectivity.
• Built-in OV2640 camera for image capturing.
• Supports various communication interfaces like UART, SPI, I2C, PWM.
• Equipped with 32Mbit SPI flash and 520KB internal RAM, plus 8MB external PSRAM.

• 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.

• 3.2-inch Resistive Touch Display: Allows for intuitive touch control.
• High Resolution: Offers 320 x 240 resolution for clear visuals.
• Full Compatibility: Compatible with all versions of Raspberry Pi boards (4B/3B+).
• CE & RoHS Certified: Meets safety and environmental standards for quality assurance.

• Adjustable voltage step-up converter for 18650 Li-ion batteries
• Supports both charging and discharging functions
• Compact PCB module design
• Ideal for DIY power bank projects

• High-resolution 500dpi scanner for accurate fingerprint recognition.
• Fast fingerprint image capture in less than 1 second.
• Low power consumption with a peak current of <60mA.
• USB/UART communication for easy integration.

• Onboard TTP224 capacitive touch sensor IC
• Supports 4 touch keys for multi-button applications
• Flexible working voltage: 2.4V - 5.5V
• Adjustable output modes and key output modes

• Built-in WS2812 IC for easy control
• Supports full-color RGB lighting
• Operates at 4V - 5.5V DC
• Compact and lightweight design

• Main Chip: ETA9640
• Synchronous Boost Converter for efficient power conversion
• Linear Battery Charger for stable and safe charging
• Charging Port: Type C for modern connectivity

Empower your IoT and electronics projects with the ESP32 Development Board. Featuring a 32bit dual-core 240MHz processor, this versatile board supports WiFi, Bluetooth, and fully integrates with the Arduino Programming IDE, making it ideal for a range of applications.

• Supply Voltage: 2.2V～3.6V
• Operating Temperature: -40°C～85°C
• Operating Current: 80mA
• Supports LWIP protocol and FreeRTOS
• Three Modes: AP, STA, and AP+STA
• Compatible with Lua programming
• Processor: 32bit dual-core 240 MHz Tensilica LX6
• SRAM: 520 KB, Flash: 16 MByte
• Wi-Fi Standards: FCC/CE/TELEC/KCC
• Wi-Fi Protocols: 802.11 b/g/n/d/e/i/k/r
• Bluetooth Protocols: BLEv4.2 BR/EDR
• Bluetooth Audio: CVSD and SBC
• Peripheral Interfaces: UART, SPI, I2S, ADC, DAC, I2C
• On-Chip Sensors: Hall Effect, Temperature
• Weight: 9g
• Size: 51.6mm x 28.5mm

• Optical Heart-Rate Monitor
• Pulse Oximetry Solution
• Small and compact design
• Ideal for wearable devices

• Combines ATmega2560 and ESP8266 Wi-Fi module for IoT applications
• 32Mb memory for enhanced data storage
• Supports Wi-Fi 802.11 b/g/n 2.4 GHz connectivity
• Compatible with Arduino Mega and NodeMCU environments

Specifications:

• MOSFET Model: LR7843
• Voltage Rating: 30V
• Current Rating: 161A
• Control Signal Voltage: Compatible with 3V or 5V
• Module Size: 23mm x 16mm
• Screw Holes: 2 x 2mm diameter
• Hole Spacing: 8mm

Package:

1 Module