Reflective Optical Sensor with Transistor Output, Vishay, RoHS

HMC5883L digital electronic compass 3-axis magnetoresistive sensor module with level converter, RoHS

Temperature and humidity sensor DHT21 / AM2301 in housing, -40 to 80 ° C, 0 -100% RH, RoHS

Miniature TOF distance sensor with embedded MCU and ranging algorithm, measurement range 0.02 - 7.8 m, accuracy ±4 cm, UART 3.3 V TTL or I2C interface, supply voltage 4.3 - 5.2 V. Waveshare TOF Laser Range Sensor Mini

A multi-channel light and color sensor operating as a miniature spectrometer, enabling detailed analysis of the light spectrum. The device offers 14 measurement channels covering 11 visible light bands, a near-infrared (NIR) channel, an unfiltered channel, and flicker detection. Communication with the microcontroller is via an I²C interface, and the STEMMA QT/Qwiic board allows for quick connection to platforms such as Arduino and Raspberry Pi. The built-in 16-bit ADC and SMUX system ensure precise measurements and flexible management of detection channels. Adafruit 6477

Optical distance sensor in the range of 10-80 cm with an analogue output, power supply 4.5-5.5V.

PmodACL - 3-axis Accelerometer

PmodGYRO - 3-Axis Digital Gyroscope

Piezoelectric vibration sensor with analog output, not loaded with mass, can be used as a vibration sensor. LDT0-028K/L

Human presence sensor based on 24GHz mmWave radar with motion and micro-motion detection up to 10 m. Detects moving and stationary occupants. Compatible with Arduino, ESP32, Raspberry Pi and Home Assistant. DFRobot SEN0691

The GP2Y0A41SK0F sensor performs precise distance measurement in the range of 4–30 cm with an analog output signal adapted for operation with microcontrollers. It is used in robotics projects, obstacle avoidance systems, and automation devices detecting the presence of objects.

A 7-in-1 weather station designed to monitor temperature, humidity, pressure, solar radiation, sunshine duration, precipitation intensity, and wind speed and direction in harsh outdoor conditions. A rugged, industrial-grade design with an IP66 rating and a thermostatically controlled heating system ensure reliable and accurate measurements even in extreme temperatures. Ultrasonic wind sensors with no moving parts and radiation shields enhance durability and measurement precision. The device offers flexible connectivity to monitoring and automation systems via RS485, SDI-12, ASCII, and M12 interfaces. Seeed Studio 101991141

60 GHz mmWave radar module based on the Acconeer A121 Pulsed Coherent Radar (PCR) sensor, designed for presence detection, micro-motion detection, and high-precision distance measurement. Supports USB, UART, and I2C interfaces. Standard version without holder. Waveshare A121 Range Sensor

Parallax PING))) Ultrasonic Sensor #28015

Maxbotix XL-MaxSonar-AE0 Sonar Range Finder MB1300

pH measurement module for aqueous solution analysis in the 0–14 pH range, based on a combined glass electrode, equipped with a Crowtail interface for direct connection to Arduino platforms. Elecrow CRT14016P

Ultrasonic distance sensor MB1010 with a range from 0 to 645 cm. It has an output in the form of a serial interface, analog signal or generates an impulse whose duration is proportional to the measured distance. Pololu 726

TOF distance sensor with embedded MCU and ranging algorithm, measuring range up to 40 m, accuracy ±3 cm, UART 3.3 V TTL / I2C / IO interface, supply voltage 4.3 - 5.2 V. Waveshare TOF Laser Range Sensor (D)

Triple-Axis Accelerometer Module +-3g, Analog-Output, RoHS