The K-07 USB Wi-Fi network adapter with two external antennas enables fast connection to a wireless network using dual-band standards. It supports high transmission speeds, making it suitable for media streaming, online work, and network gaming. Stable connectivity, compact size, and easy installation make it a versatile solution for Windows-based computers.

Module with 8 inputs for data acquisition from 0-24 mA analog current inputs. It communicates via RS485 interface and supports Modbus RTU protocol. The board is enclosed in an industrial enclosure. GM1008

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5255

ARM Cortex-M3 CPU, 1MB Flash, 96kB RAM, USB, CAN, 5xUART, 2xI2C, 3xSPI, ADC, DAC, STM, LQFP100

Set with the SIMCom 4G module SIM7600G-H designed to work with the Raspberry Pi minicomputer. It supports 4G, 3G, 2G networks and GNSS positioning. Waveshare SIM7600G-H-M2 4G HAT

USB-TTL converter with USB type A, micro USB and USB type C connectors. Enables communication between the UART serial interface and the USB interface. SB Components 24780

A digital shock sensor that detects hand shake. The spring-type vibration switch allows you to output pulses when the user shakes once in a certain direction. DFRobot SEN0289

Intelligent image sensor with LoRaWAN communication dedicated to applications such as image recognition, people counting, object detection, etc. Supports TensorFlow Lite models. Seeed Studio 101990962

DFRobot SEN0209

An expansion module for the Wio Terminal development board, which features LoRa-E5 and Quectel L76-LB modules to provide LoRaWan and GNSS network communication. It allows the construction of compact IoT projects. Seeed Studio 114992728

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5270

Capacitive soil humidity sensor with I2C interface powered by 3-5V. Adafruit 4026

32bit ARM Cortex-M0, 32KB Flash, 8KB SRAM, LQFP48, NXP, RoHS

Spring-loaded test needle for connecting and testing modules without soldering

Precise solar radiation intensity sensor in the range from 400 to 1100 nm, communicating via Modbus-RTU (RS485) and resistant to harsh conditions thanks to the aluminum housing class IP67. High accuracy (±5%), fast response time (≤10 s) and resistance to dirt make it ideal for monitoring photovoltaics, environmental research and meteorology. DFRobot SEN0640

Spring-loaded test needle for connecting and testing modules without soldering

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5262

Optical rain sensor module for detecting the state of rainfall on glass. It is configured via the UART interface and returns rain intensity information via this bus. DFRobot SEN0545

The 7-color ACeP e-Paper display has a diagonal of 7.3" and a resolution of 800x480 px. Communicates via SPI interface. No PCB. Waveshare 7.3inch e-Paper (F)

Versatile USB protocol converter, offering four channels (RS485, RS232, two TTL) and 12V, 5V and 3.3V power supply, ideal for IoT and industrial applications. Compatible with Windows, Linux, LattePanda and Raspberry Pi, no drivers required, and optional installation allows easy device management. DFRobot TEL0185