Category: Main categories

Module with an analog MQ2 gas sensor. It enables the detection of LPG, butane, propane, methane, alcohol, hydrogen and smoke. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0127

Black cable clips 8 mm with nail enable quick and stable fastening of wires in indoor installations. Intended for wooden and aerated concrete surfaces, packed in sets of 100 pieces.

ThinkNode M2 Meshtastic (LoRa) enables long-range communication using LoRa technology and Meshtastic firmware. The device is equipped with an ESP32-S3 microcontroller, an SX1262 LoRa module, a 1.3-inch OLED display with 128 × 64 px resolution, 2.4 GHz WiFi, Bluetooth 5.0 Low Energy, and a USB Type-C connector. The transceiver is compatible with the Meshtastic App, also supports MeshCore firmware, and is suitable for emergency communications, mesh networking, and IoT applications. Elecrow ThinkNode M2 Meshtastic (LoRa)

Module with an analog MQ4 methane sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0129

Module with an analog MQ7 carbon monoxide sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0132

Module with the MQ3 analog alcohol sensor. It enables gas detection and construction of a simple breathalyzer. The module is powered by 5 V and has an analog output. DFRobot SEN0128

Plastic enclosure Z67 ABS

The infrared distance sensor enables the detection of objects in the range from 3 to 50cm. The sensor has a digital output, the detection threshold is adjusted by a potentiometer. DFRobot SEN0164

Module with a button, LED diode and a red cap. DFRobot DFR0029-R

Module with a button, LED diode and a white cap. DFRobot DFR0029-W

A miniature lidar proximity sensor that detects objects up to 5 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (142 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5460

Evaluation kit with Bluetooth 4.0 module. It has 8 digital pins, 4 analog pins and 4 PWM. Compatible with Arduino, it is perfect as a platform for building a small robot. DFRobot DFR0351

A miniature lidar proximity sensor that detects objects up to 15 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (142 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5464

Module with a button, LED diode and a yellow cap. DFRobot DFR0029-Y

A miniature lidar distance sensor that detects objects up to 10 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (142 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5552

Intelligent relay cooperating with iNode Control ID

A synchronous step-down converter that reduces input voltage from 5V to 60V to a stable 5V with up to 95% efficiency and up to 6A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5571

Zigbee 3.0 + BLE gateway with WiFi support serves as a hub for managing a smart home based on the Tuya system. It enables integration of multiple Zigbee and BLE devices, voice control, and automation via the mobile app.

Pololu Low-Voltage Dual Serial Motor Controller

A step-down converter that reduces the input voltage from 9V to 60V to a stable 9V with up to 95% efficiency and 5A output current. It offers low standby current (<0.2mA), soft-start functionality, overcurrent, thermal, and reverse polarity protection. Compact and easy to integrate, it is ideal for microprocessor systems, IoT, and automation. Pololu 5576