Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.

5-60V Real Time Delay Timer Relay Module with LED digital display Wide input range 5V–60V DC for flexible applications Supports 5 programmable time periods (PE-1 to PE-5) Multiple timing modes (P-1 to P-5) with date-based control Adjustable timing resolution from 0.1 seconds to minutes Built-in buzzer alarm, emergency stop, and sleep mode

USB Type-C 3.1 Female Socket with secure screw-fixing plate. 4-pin configuration designed for power and charging needs. Easy installation with included fixing plate for stable mounting. Compact, lightweight, and durable connector for long-term use. Reliable performance for charging and data transfer applications. Perfect upgrade for DIY electronics,...

The main chip: ISD1820. S16 Operating Voltage: DC 3V-5V. Loudspeaker: 8Ω, 0.5W. An easy to use 10 seconds of voice recording. High-quality, natural voice restored. Can be used as a propaganda module. With looping, jog playback, single-pass play function.

USB Type-C 3.1 Female Socket with secure screw-fixing plate. 4-pin configuration designed for power and charging needs. Easy installation with included fixing plate for stable mounting. Compact, lightweight, and durable connector for long-term use. Reliable performance for charging and data transfer applications. Perfect upgrade for DIY electronics,...

Flame Sensor Relay Module with 760nm–1100nm infrared flame detection range Detects flames up to 80cm with 60° wide detection angle Built-in relay output (10A) for direct AC/DC load control Adjustable sensitivity using onboard potentiometer 5V DC operation with comparator-based reliable triggering Compact design with mounting holes for easy installation

Integration Lowers System Cost, Simplifies Design Efforts, and Reduces Design Cycle Time High Accuracy Facilitates Meeting Error Budgets 15-Bit ADC Resolution; Nominal Temperature Resolution 0.03125NC (Varies Due to RTD Nonlinearity) Total Accuracy Over All Operating Conditions:

This Raspberry Pi adapter SHIM board allows easy connection of Qwiic or STEMMA QT I2C devices to Raspberry Pi and compatible single-board computers. It plugs directly onto the Raspberry Pi GPIO header without soldering and provides a JST-SH 4-pin connector for quick and reliable I2C access.

The Infrared Sensing Relay Module is a highly adaptable and intelligent motion detection solution designed to detect human presence and activate a relay accordingly. It features dual operational modes, adjustable sensitivity, and customizable delay timing, making it ideal for automation, lighting control, smart appliances, and energy-saving systems....

Lithium Battery Level Indicator Module compatible with 1S to 8S batteries Operating voltage range: 3V to 34V with real-time battery status display Displays up to 4 bars based on battery voltage for intuitive power indication Compact design (44 x 20 x 7 mm) with reverse connection protection Suitable for lithium batteries, NiMH batteries, lead-acid, and...

It has a relay status indicator led Power LED(Green), 8 relay status indicator LED(Red) Relay control interface by single-chip IO. Low-level suction close, high-level release. Easy to use, simple 3 line structure.Note: Relay might be different from the picture as per stock

This DVI breakout board is a passive adapter designed to connect HDMI or DVI display cables to microcontroller-based video source projects. It contains only the required connector and series resistors, making it suitable for generating digital video signals from compatible controllers such as RP2040-based boards.

The 1 Channel 12V Timer Relay Module is a highly reliable switching module ideal for precise timing control applications. Built around the popular NE555 timer chip, it allows users to control the relay ON/OFF timing via an adjustable potentiometer, offering a time delay range of 0 to 25 seconds. Designed with an optically isolated input, this module...

Green Laser Module Line 520nm for precise line projection 520nm wavelength with output power less than 5mW Generates a bright and sharp green laser line Compact 12x35mm cylindrical design Suitable for alignment, positioning, and DIY projects Easy integration into industrial and educational setups

Power supply:5VDC/160mA Switching Voltage (VAC):240@2A Isolation: Phototriac

Compatible with ESP32-S3 N8R2 and N16R8 Modules This ESP32-S3 GPIO terminal expansion board is designed to simplify wiring and GPIO access for ESP32-S3 development boards, including N8R2 and N16R8 variants. It converts the ESP32-S3 pin headers into clearly labeled screw terminals, making it easier to connect sensors, actuators, and external peripherals...

Input Voltage: AC 220V Max Load Current: 10A Frequency:50-60Hz Load power: 2200W Off delay time: 0.1S

Green Laser Module Cross 520nm for precise cross-line projection 520nm wavelength with output power less than 5mW Projects bright and sharp green cross laser pattern Compact 12x35mm cylindrical design for easy mounting Ideal for alignment, positioning, and calibration tasks Suitable for CNC, robotics, and industrial applications

5-way tactile switch module offering up, down, left, right, and center click control Ideal for menu navigation, robotic control, and gaming input applications. Compact and breadboard-friendly design for easy prototyping. Provides simple digital output compatible with Arduino, ESP32, and Raspberry Pi. Built with a durable tactile mechanism ensuring...

Frequency Range: 433 MHZ ASK /OOK modulation mode Super anti-power interference Low-power sleep less than 1uA Low self-radiation Small size Frequency stability and reliability Various international testing standards

This MOSFET-based isolated electronic switch module allows you to control DC power circuits using a 3V–30V input signal, providing a silent, durable, and efficient alternative to traditional mechanical relays. It can handle up to 30V DC and 20A current, offering high-speed switching and long lifespan with no mechanical wear or noise. The module can...

Green Laser Module Dot 520nm for precise point projection 520nm wavelength with output power less than 5mW Produces a bright and focused green laser dot Compact 12x35mm cylindrical metal housing Suitable for alignment, targeting, and optical experiments Ideal for robotics, CNC, and DIY electronics projects

16-key capacitive touch keypad based on TTP229 IC with I2C communication interface. Operates at 3.3V–5V, compatible with Arduino, ESP32, Raspberry Pi, STM32, and more Touch-sensitive design eliminates mechanical wear and ensures long-term reliability. Compact 56×70mm PCB with mounting holes for easy installation. Ideal for home automation, security...

5Hz position update rate. The cold start time of 38 s and Hot start time of 1 s. Configurable from 4800 Baud to 115200 Baud rates. (default 9600). SuperSense ® Indoor GPS: -162 dBm tracking sensitivity. Support SBAS (WAAS, EGNOS, MSAS, GAGAN). Separated 18 x 18mm GPS antenna. RoboticsBD In recent years 2022, due to a shortage of chips, some of the GPS...

This MCP23017 I2C GPIO Expander Breakout Board provides an easy way to add 16 extra digital GPIO pins to your microcontroller using a simple I2C interface. It is designed for plug-and-play use and includes all required supporting components on the board, making it much more convenient than using the bare IC.

This BTA16 AC Solid-State Switch Module allows you to control high-voltage AC loads (up to 220V) using a low-voltage DC signal (3.3–5V) — perfect for Arduino, ESP32, STM32, or other microcontroller-based projects.It is based on the BTA16-600B bidirectional triac and features optical isolation for safe and reliable switching. The module is ideal for...

This compact stereo LED spectrum level indicator features dual 12-level channels, with 7 green, 2 orange, and 3 red LEDs for vivid music visualization. Each LED has an independent current-limiting resistor to ensure consistent brightness across different colors. The module supports adjustable rise/fall speeds, peak hold, and multiple display modes....

VS1053 MP3 Recording Module with real-time OGG encoding support Supports multiple audio formats including MP3, WAV, and MIDI SPI interface for easy microcontroller integration Onboard microphone, line-in input, and stereo headphone output TF (microSD) card slot for audio storage and playback Ideal for MP3 players, voice recorders, and embedded audio systems

Power supply: 4.5V – 5.5V, 3.3V voltage regulator circuit board Positioning holes: 4 M2 screws positioning hole diameter of 2.2mm Control Interface: GND, VCC, MISO, MOSI, SCK, CS Size: 45 x 28mm Net weight: 6g