Module with 25 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4425

LHT52 Indoor LoRaWAN Air Temperature and Humidity Sensor US915 Seeed Studio 101990984 is a wireless air temperature and humidity sensor designed for smart home systems, offices, and industrial applications. Thanks to battery power, data logging, and LoRaWAN compatibility, it is suitable for environmental monitoring, building automation, and precision agriculture.

Seeed Studio 114993078 SenseCAP S2107 is a precise and reliable PT1000 temperature sensor operating on the LoRaWAN network. With its robust IP66 design, long battery life, and easy Bluetooth configuration, it is ideal for applications such as food monitoring, cold storage, industrial boilers, aquaculture, and liquid detection.

Seeed Studio 101990982 is a professional RS485 soil sensor that enables simultaneous measurement of moisture, temperature, and electrical conductivity at four different depths. With its robust design and IP68 protection, it is suitable for long-term applications in agriculture, greenhouses, and environmental monitoring, providing reliable data for irrigation and crop optimization.

RPLiDAR A3M1 enables 2D scanning in a 360° range with a frequency of up to 16,000 measurements per second and a range of up to 25 m, offering high precision in indoor and outdoor applications. Thanks to OPTMAG technology and a compact design, it is recommended for robotics, SLAM systems, mapping, and environment analysis.

RPLIDAR A1M8-R6 is a compact 2D laser scanner for use in robot navigation, localization, and environment mapping, offering 360° scanning with a range of up to 12 m and sampling up to 8000 Hz. Ideal for SLAM systems and indoor environments.

RPLiDAR S2 Laser Scanner Seeed Studio 114992738 enables fast and precise distance measurements in a 360° range, creating a point cloud of the surroundings. Thanks to ToF technology, high sampling frequency, and compact design, it proves effective in mobile robotics, SLAM systems, and industrial applications requiring reliable continuous operation. Seeed Studio 114992738

Seeed Studio RPLiDAR S3 is an advanced 2D ToF laser scanner, offering high precision, light resistance, IP65 protection, and full user safety. It is a versatile tool for mapping, navigation, and environmental perception in robotic and industrial applications. Seeed Studio 101090041

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5452

Fire Fighting Light Detection Flame Sensor Module, RoHS

Reflective Optical Sensor with Transistor Output, Vishay, RoHS

Module with a pulse sensor and the level of SpO2 (oxygen saturation level). It is based on the MAX30102 chip, dedicated to the T-Wristband

The PIR motion sensor module modHC-SR501 is a universal sensor ideal for detecting the presence of people or animals, compatible with Arduino, Raspberry Pi and home automation systems. modHC-SR501

Acceleration measurement module with ADXL335 3-axis analog accelerometer system. The module is supplied with the voltage from 1.8 to 3.6 V. SparkFun SEN-09269

Atmospheric pressure sensor module with altitude and temperature measurement function. It has the ability to program events and sampling frequency (in the range from 1s to 9h). The MPL3115A2 sensor is fully internally compensated. SparkFun SEN-11084

A small module with QRE1113GR reflective sensor. The sensor is made of IR LED and phototransistor IR. With its help, it is possible to determine the brightness of the position over which it is located, it can be used, for example, to detect a black line in Linefollower robots. SparkFun ROB-09453

ROB-09454 - QRE1113 Line Sensor Breakout - Digital

Evaluation board with an IR thermometer MLX90614. The sensor is connected to the ATmega328 microcontroller working at a voltage of 3.3 V with the Arduino bootloader loaded. SparkFun SEN-10740

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

A miniature lidar proximity 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 5462