Digital temperature and humidity sensor with calibrated digital output signal. Equipped with a 2.5 mm 4-pin male stereo audio connector that works perfectly with the Sonoff TH10/TH16 socket. Sonoff Si7021

Module with an analog IR reflective sensor. It consists of an IR diode and a phototransistor which measures the intensity of the reflected light. Used, among others in line tracking robots. Cytron MAKER-REFLECT

Module with an analog AC current sensor in a set with a probe for non-contact measurement of alternating current with a current of up to 10 A. DFRobot SEN0288

ToF distance sensor module based on the VL53L1X system. It offers a range from 4 to 400 cm and communicates via the I2C interface. TOF400C

Module with 9-axis IMU ICM-20948 sensor. The system is an integrated 3-axis accelerometer, gyroscope and magnetometer and a digital motion processor DMP. Communication via I2C or SPI. Adafruit 4554

The GY-86 module is a module with sensors MPU6050, HMC5883L and MS5611, allowing the measurement of traffic in nine axes and the measurement of atmospheric pressure. The module has a built-in 3.3V voltage stabilizer. modGY-86

Module with ACHS-7122 current sensor with a measuring range of direct and alternating current from -20 to 20 A. It communicates via an analog interface. Pololu 4031

PIR infrared sensor. Reacts to the change of infrared radiation. Range up to 7m.

The AM2301A temperature and humidity sensor is designed to measure in a variety of environmental conditions. It offers a measuring range of temperature from -40 to +80 °C and humidity from 0 to 100%RH. AM2301A

A module with a distance sensor GP2Y0E03 operating in the infrared band. The sensor measures between 4-50cm.

The GY-87 module is composed of a module with MPU6050, QMC5883L and BMP180 sensors, allowing the measurement of traffic in nine axes and the measurement of atmospheric pressure. The module has a built-in 3.3 V voltage stabilizer

Module with an analog temperature sensor in the form of a thermistor. Equipped with an XH2.54 connector

Liquid level sensor (maximum measuring depth 124 mm) with analog output. The output voltage varies in proportion to the liquid level. Adafruit 3827

A sensor used to detect pollutants in the air by measuring gases such as hydrogen, ethanol and carbon monoxide. It is used in various areas, such as the food industry, chemical industry, air quality control in laboratories and environmental monitoring. Figaro TGS2600

Laser Sensor

Energy-saving 24 GHz sensor LD2410S based on FMCW technology and the Doppler effect, designed to detect human presence and micro-movements in real time. Thanks to the built-in AI algorithm and a range of up to 8 meters and a wide detection angle (±60°), it is perfect for building automation, smart lighting and IoT devices. It supports UART and GPIO interfaces, offers very low power consumption (from 0.04 mA in standby mode) and allows configuration through intuitive tools, making it ideal for integration in modern projects.

Pololu MQ Gas Sensor Carrier

BOB-08891 - Gas Sensor Breakout Board

Infrared sensor module with TCRT5000. Can be used to detect objects in close proximity or detect lines in "Line Follower" robots

Distance sensor module operating in TOF technology, operating range 4-400 cm, resolution up to 1 mm. Communication with the sensor via the I2C bus. Power supply through a built-in regulator with voltage from 2.6 to 5.5 V. Pololu 3415