• Uses CH340G driver chip for stable USB-to-serial communication
• Supports all basic Windows versions without compatibility issues
• Built-in 1000μF solid capacitor for reliable power supply and crash prevention
• 3225 SMD crystal oscillator enhances serial stability

• Durable Material: Made from high-quality aluminum for lightweight and durability.
• Precise Measurement: 0~1kg weighing range with excellent accuracy.
• Stable Output: Rated output of 1.0 ± 0.1mV/V ensures reliable data.
• High Insulation Resistance: Ensures safety and consistent performance.

• High Sensitivity: Maximum sensitivity at 570 nm with a wide half-angle of ±60° for better light detection
• Ambient Light Detection: Ideal for measuring ambient light intensity
• Visible Light Spectrum: Sensitive to visible light, while inhibiting infrared (IR) spectra
• Versatile Application: Can be used in applications where light intensity needs to be measured, such as in lighting control systems or environmental monitoring

• Designed for D1 Mini WiFi Extension Board
• Measures temperature and barometric pressure
• Arduino-compatible, can be programmed with Arduino IDE
• Compact and lightweight

The 5V 4-Channel Relay Module is ideal for controlling multiple devices with a single microcontroller. With a maximum output of DC 30V/10A and AC 250V/10A, it ensures reliable switching and robust performance for various projects.

• 2MP OV2640 camera sensor for sharp image capturing.
• CSI/DVP interface for seamless integration with IoT boards.
• Compatible with ESP32-CAM, ESP-EYE, STM32 (F4/F7), and other IoT boards.
• 66-degree field of view for versatile applications.

• 4-Line Display: 20 characters per line, ideal for detailed data visualization.
• I2C Interface: Simplifies wiring and reduces required pins for Arduino and similar controllers.
• Adjustable Backlight & Contrast: Includes potentiometer and jumper for easy adjustments.
• High Compatibility: Works seamlessly with microcontrollers like Arduino and Raspberry Pi.

• Wide temperature measurement range: -55°C to +125°C
• High accuracy of ±0.5°C for precise readings
• Operates on a low voltage of DC 3V to 5V
• Digital signal output with 9 to 12-bit resolution

• 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

• 9-Axis Motion Tracking: Includes a 3-axis gyroscope, 3-axis accelerometer, and 3-axis magnetometer.
• High Sensitivity & Accuracy: Gyroscope up to ±2000°/sec, accelerometer up to ±16g, and magnetometer up to ±4800µT.
• Built-in Digital Motion Processor (DMP): Enables motion sensing without complex calculations.
• Onboard 3.3V Voltage Regulator: Allows operation from 5V sources.

• 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.

• Input Voltage: 1V ~ 5V
• Output Voltage: 5V
• Output Current: 500mA
• High Conversion Efficiency: Up to 96%

• Compact size with a physical dimension of 48 x 29 x 22 mm, perfect for small spaces.
• Self-powered; requires no external power supply, making it easy to install and use.
• High accuracy measurement with a range of 7V to 100V, ±(1% + 1 Digit).
• Clear red LED display with three 0.56-inch digital tubes for easy readability.

• Supports single (4.2V) and double (8.4V) lithium rechargeable batteries
• Adjustable charge current: 0.1A to 2A
• Multiple safety protections: Overcurrent, undervoltage, overtemperature, and reverse battery shutdown
• Charge status indicator: Red and green LED lights

Discover the 50Kg Resistance Train Half-Bridge Weight Sensor by Keyestudio, perfect for various electronic weighing devices in Bangladesh. This set includes four sensors, each with a total rated load of 50Kg, ideal for hopper scales, platform scales, and more.

• Compact Design: Ideal for DIY projects and educational purposes
• 3 LED Colors: Red, Yellow, and Green for traffic signal simulation
• Wide Compatibility: Works with both 3.3V and 5V power supply
• Independent Control: Each LED can be controlled separately

• Uses CH340G driver chip for stable USB-to-serial communication
• Supports all basic Windows versions without compatibility issues
• Built-in 1000μF solid capacitor for reliable power supply and crash prevention
• 3225 SMD crystal oscillator enhances serial stability

• Durable Material: Made from high-quality aluminum for lightweight and durability.
• Precise Measurement: 0~1kg weighing range with excellent accuracy.
• Stable Output: Rated output of 1.0 ± 0.1mV/V ensures reliable data.
• High Insulation Resistance: Ensures safety and consistent performance.

• High Sensitivity: Maximum sensitivity at 570 nm with a wide half-angle of ±60° for better light detection
• Ambient Light Detection: Ideal for measuring ambient light intensity
• Visible Light Spectrum: Sensitive to visible light, while inhibiting infrared (IR) spectra
• Versatile Application: Can be used in applications where light intensity needs to be measured, such as in lighting control systems or environmental monitoring

• Designed for D1 Mini WiFi Extension Board
• Measures temperature and barometric pressure
• Arduino-compatible, can be programmed with Arduino IDE
• Compact and lightweight

The 5V 4-Channel Relay Module is ideal for controlling multiple devices with a single microcontroller. With a maximum output of DC 30V/10A and AC 250V/10A, it ensures reliable switching and robust performance for various projects.