Elecfreaks

SKU: EF-EF09081 | Brand: ElecFreaks

EF90D is a kind of 360 deg analog servo. It is light and portable, a little bigger than 5 cent coin. It works at 3V voltage and uses pulse width to adjust speed of the servo rotation, which also can be used to make...

SKU: EF-EF09082 | Brand: ElecFreaks

EF92A is a kind of 180 deg analog servo. It is light and portable, a little bigger than 5 cent coin. It works at 3V voltage and can be used to make small robot modules, mechanical arm modules and intelligent car modul...

SKU: EF-EF04055 | Brand: ElecFreaks

OCTOPUS PIR Sensor module is a type of electronic building block based on AM412 pyroelectric digital smart sensor. It can be used in sensing and detection of human or animal motion, sensing distance is about 4-5 me...

SKU: EF-EF05043 | Brand: ElecFreaks

The Nezha Breakout Board is a feature-packed expansion board for the micro:bit, designed with classroom use in mind. It integrates 4 servo drivers, 4 motor drivers, and 7 sensor ports — all using RJ11 connectors with ...

SKU: EF-EF08438 | Brand: ElecFreaks

The micro:bit Arcade Pro is a gamepad-style expansion board that transforms your micro:bit V2 into a handheld gaming console. Featuring a vibrant 240×320 TFT colour display, comfortable directional controls, and a bui...

SKU: EF-EF10159 | Brand: ElecFreaks

ELECFREAKS Mechanical Catch (Use With Cutebot) is a gripper that uses an SG92R servo as a power source. The servo uses a PWM signal to drive the gripper gear to rotate and control the gripper for clamping and releasin...

SKU: EF-EF03085 | Brand: ElecFreaks

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 recei...

SKU: EF-EF04026 | Brand: ElecFreaks

OCTOPUS 1-Channel Relay is a single relay electronic brick: Note: Module 5V power supply: Never use power supply more than 5V, which may cause damage to the module. Features: Relay Power Supply Voltage:<V Relay dri...

SKU: EF-EF04060 | Brand: ElecFreaks

The Octopus MQ3 Alcohol Sensor Brick from ElecFreaks is an analogue gas sensor module with high sensitivity to alcohol vapour. It outputs an analogue voltage proportional to the detected alcohol concentration, making ...

SKU: EF-EF04031 | Brand: ElecFreaks

The Octopus Passive Buzzer Brick is a plug-and-play buzzer module from the Elecfreaks Octopus series. Unlike an active buzzer, the passive design lets you control both tone and volume via PWM, making it ideal for gene...

SKU: EF-EF04058 | Brand: ElecFreaks

A common cathode alphanumeric LED display module driven by the HT16K33 chip over I2C. The 0.56-inch digit height makes it suitable for displaying letters, numbers, and basic symbols in electronics projects and interac...

SKU: EF-EF05028 | Brand: ElecFreaks

PM2.5 is the particulates in the air with a diameter less than or equal to 2.5 microns. It usually carries heavy metals and microorganisms, and it stays in the air for a long time, which has a great impact on human he...

SKU: EF-EF05031 | Brand: ElecFreaks

The gas sensor is an essential sensor for environmental detection. ELECFREAKS PlanetX MQ2 Sensor can be used for smoke detection, the greater the smoke is, the greater the voltage value will be. It is able to detect t...

SKU: EF-EF01003 | Brand: ElecFreaks

The Freaduino MEGA2560 is an Arduino MEGA 2560 compatible development board from ElecFreaks. It inherits the same pin layout, screw holes, and dimensions as the official Arduino MEGA 2560, so all existing shields, lib...

SKU: EF-EF01001 | Brand: ElecFreaks

Resources: Atmega 328 Datasheet Schematic v1.8 Schematic v2.2 Arduino IDE Arduino UNO Reference Freaduino UNO review,thanks Wilhelm, Mathias Please visit the ElecFreaks wiki page for more info about this product. ...

SKU: EF-EF04029 | Brand: ElecFreaks

An analogue gas sensor module based on the MQ-2 sensor, part of the Octopus Electronic Bricks series for plug-and-play integration with Arduino and compatible boards. Detects a wide range of combustible gases and smok...

SKU: EF-EF11083 | Brand: ElecFreaks

The Octopus Dust Sensor Module features the Sharp GP2Y1010AU0F optical dust sensor, capable of detecting fine particles with a diameter as small as 0.8 μm. It uses an infrared LED and phototransistor to measure dust d...

SKU: EF-EF08061 | Brand: ElecFreaks

Resources: Included 1 x Freaduino UNO &nbsp; &nbsp; 20.4usd 1 x mini USB Cable &nbsp; &nbsp; 1 x 5mm LED Brick &nbsp; &nbsp; 1.5usd 1 x PushButton Brick &nbsp; &nbsp;1.5usd 1 x LDR Sensor Brick &nbsp; 3.5usd 1 ...

SKU: EF-EF03009 | Brand: ElecFreaks

An 8-channel relay module operating at 5V, compatible with Arduino, Raspberry Pi, and other MCU boards (PIC, ARM, MSP430). Each relay channel has an LED indicator showing its output state, making it easy to monitor wh...

SKU: EF-EF03081 | Brand: ElecFreaks

The NFC/RFID breakout based on PN532, which is the most popular NFC chip, and is what is embedded in pretty much every phone or device that does NFC. It can pretty much do it all, such as read and write to tags and...