All Products

SKU: LB-00331

A small push-button switch module on a breakout board with a built-in pull resistor, so no external resistors are needed. The 3-pin header (signal, VCC, GND) plugs directly into a solderless breadboard or connects via jumper wires to Arduino, Raspberry Pi, and other microcontrollers. Key Feature...

SKU: AF-3845

This 3×4 matrix keypad provides 12 buttons (0–9, *, #) in a sturdy, rigid format. It uses a matrix scanning arrangement requiring only 7 pins to read all 12 keys, making it efficient to connect to Arduino, Raspberry Pi, and other microcontrollers. Header pins are included for breadboard use (som...

SKU: AF-3844

A sturdy 4×4 matrix keypad with 16 buttons, providing a durable tactile input option for microcontroller projects. This hard-button keypad offers a more robust feel compared to membrane keypads, making it well-suited for frequently used interfaces. The keypad uses a standard 8-pin matrix layout ...

SKU: SF-COM-14662

A basic 12-button keypad in a standard telephone layout (1–9, 0, *, #), designed for easy user input with microcontrollers. The buttons are wired in a matrix format, allowing a microcontroller to scan 7 output pins to detect which button is pressed. Key Features 12-Button Matrix – Standard tel...

SKU: DF-DFR0556

A 16×2 character LCD display module from DFRobot's Gravity series, connecting to your Arduino or microcontroller via a simple I²C interface — just two data wires instead of the many parallel connections a standard LCD1602 requires. Compatible with both 3.3V and 5V, with no contrast adjustment nee...

SKU: SF-CAB-15428

A USB 2.0 Type-A to Micro-B cable with reversible connectors on both ends. No more fumbling with orientation — both the USB-A and Micro-B plugs insert correctly either way up, bringing USB-C convenience to your Micro-B devices. Key Features Reversible USB-A Connector – Plugs in either orientat...

SKU: DF-SEN0312

The ME007YS is a waterproof ultrasonic distance sensor designed for non-contact liquid level measurement and other distance sensing applications. With an IP67-rated sealed probe and UART serial output, it delivers reliable readings from 28 cm to 450 cm. Operating at 5V with a simple 3-wire conne...

SKU: DF-SEN0288

A non-contact AC current sensor with a clamp-on transformer probe, capable of measuring 0–10 A AC. Simply clamp the probe around an AC line and connect the 3.5 mm plug to the signal conversion module — no wire cutting or circuit modification required. The Gravity analogue interface outputs a 0.2...

SKU: EF-EF04098

This NeoPixel-compatible rainbow LED strip features 10 individually addressable WS2812B RGB LEDs with a standard 3-pin GVS connector for easy plug-and-play use. Both ends have connectors, allowing multiple strips to be daisy-chained for longer runs. Designed to work with micro:bit at 3.3V, it's ...

SKU: DF-DFR0645-G

The Gravity 4-Digital LED Segment Display Module features a bright green 7-segment display with four digits, perfect for showing numbers, time, sensor readings, and other data in your projects. It communicates over I2C for simple two-wire connectivity with Arduino, Raspberry Pi, and other microco...

SKU: EF-EF10030

A passive infrared (PIR) motion sensor module based on the BISS0001 IC, capable of detecting human movement at up to 7 metres. Outputs a digital high signal when motion is detected, making it easy to interface with Arduino, Raspberry Pi, and other microcontrollers. Features adjustable sensitivit...

SKU: EF-EF03085

The HC-SR04 is a widely used ultrasonic distance sensor that provides non-contact measurement from 2 cm to 450 cm with up to 3 mm resolution. It uses a 40 kHz ultrasonic transducer pair — one transmitter and one receiver — to calculate distance based on the time-of-flight of a sound pulse. With ...

SKU: AF-4505

The PMSA003I is a compact particulate matter sensor that measures PM1.0, PM2.5, and PM10.0 concentrations using laser scattering. Unlike most PM sensors that use UART, this version features an I2C interface, making it straightforward to use with Arduino, Raspberry Pi, and other microcontrollers w...

SKU: LB-24-BUZZER

A passive buzzer module that can generate a range of tones and frequencies when driven by a PWM signal. Unlike an active buzzer, a passive buzzer requires a frequency input, giving you full control over the pitch and allowing you to play melodies and sound effects. Key Features Passive Buzzer ...

SKU: AF-4965

A simple, palm-sized water detection sensor that outputs a digital high signal when water or condensation is detected on its surface. The compact red PCB features interlocking traces connected to a lightly biased transistor — when water bridges two traces, the transistor switches on and the outpu...

SKU: DF-FIT0908

This kit includes two kinds of mini multi-color block building breadboards and 2 base plates of different sizes. Users can freely assemble these breadboards to make various projects combining with other microcontrollers like Arduino, Raspberry Pi, etc., or use them in circuit assembly and test in...

SKU: DF-SEN0536

The Gravity SCD41 Infrared CO2 Sensor provides accurate carbon dioxide, temperature, and humidity measurements in a single compact module. Based on Sensirion's SCD41 sensor, it uses photoacoustic NDIR (non-dispersive infrared) sensing with patented PASens and CMOSens technology for high accuracy ...

SKU: LB-LS4690-50CM

A waterproof DS18B20 digital temperature probe with a 0.5m cable and XH2.54mm connector. Ideal for monitoring temperatures in wet or harsh environments including aquariums, hydroponics, brewing, and outdoor weather stations. The DS18B20 is a popular one-wire digital temperature sensor that commu...

SKU: LB-FLAME-LIGHT

This IR flame sensor module detects flames and infrared light sources in the 760–1,100 nm wavelength range. With a detection angle of approximately 60° and a test range of up to 80 cm (depending on flame size), it provides both digital and analogue output for flexible integration with Arduino, Ra...

SKU: LB-LR0231

A 4×4 matrix membrane keypad with 16 tactile buttons, ideal for adding user input to microcontroller projects. The keypad uses a standard 8-pin matrix wiring scheme (4 rows × 4 columns), requiring only 8 GPIO pins to read all 16 keys. The flexible membrane design is thin and lightweight, making ...