Crowtail – Collision Sensor 2.0 is a mechanical collision sensor with a digital output, detecting impacts through pressure on a microswitch. Used in mobile robotics for detecting contact with obstacles.

The Crowtail-Water Sensor 2.0 module enables detection of contact with water in digital systems. It is used in rain sensors, leak detection and overflow protection of tanks.

Crowtail-Moisture Sensor 2.0 is an analog soil-moisture sensor with extended electrodes, ideal for automatic watering systems and gardening projects. It enables precise reading of moisture levels in deeper layers of the soil.

Crowtail – BMP180 Barometer is a digital pressure and temperature sensor with an I2C interface, intended for precise measurements in mobile and environmental systems. It offers high accuracy, low power consumption, and readiness to operate without additional calibration.

Crowtail-Mini PIR Motion Sensor 2.0 is a miniature digital PIR sensor with a built-in DSP and RFI filter, intended for motion detection in compact systems. It is used in alarms, lighting control and robotics.

Crowtail – BMP280 Barometer Sensor 2.0 is a compact digital sensor for measuring temperature, atmospheric pressure, and altitude, using the I2C interface. Intended for use in weather projects, mobile environmental systems, and consumer electronics.

Crowtail – HTU21D Humidity & Temperature Sensor 2.0 enables accurate temperature and humidity measurement using the digital I2C interface. It is suitable for environmental monitoring projects, automation systems, and weather stations.

Crowtail – Flame Sensor 2.0 is a module detecting infrared radiation and flame sources, operating in the range of 760–1100 nm. Intended for use in safety systems, robotics, and educational projects.

Crowtail – Electricity Sensor 2.0 enables precise measurement of alternating current up to 5 A, converting the signal into a 2 V analog voltage. Intended for energy monitoring projects and integration with microcontroller systems.

Crowtail – Current Sensor 2.0 enables AC/DC current measurement up to ±20 A using the ACS712 chip and generates an analog signal for further analysis. Used in energy-consumption monitoring systems, automation, and laboratory measurements.

Temperature sensor module based on an NTC thermistor, designed for measuring ambient temperature in the range from -40°C to 125°C, compatible with Arduino platforms and the Crowtail system. Elecrow CT0011TS

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

Crowtail-Knock Sensor 2.0 is a piezoelectric shock sensor with a digital output, intended for detecting impacts and mechanical vibrations. Designed for simple impulse-detection systems in interactive and alarm projects.

Crowtail – 3-Axis Digital Accelerometer (±16g) is a digital MEMS accelerometer with a wide measurement range and high sensitivity, based on the ADXL345 chip. Intended for projects requiring motion, orientation, and acceleration detection in robotics, safety systems, and interactive devices.

Crowtail-Microwave Sensor 2.0 is a motion sensor module based on the Doppler effect, designed for integration with Arduino and Crowduino platforms. Thanks to its resistance to environmental factors, it is suitable for industrial automation, security systems and smart installations.

This module is equipped with a 3-axis accelerometer and a 3-axis gyroscope, enabling precise measurement of motion and orientation. The MPU6050 chip with a built-in DMP engine allows for accurate monitoring of acceleration up to ±16 g and angular velocity up to ±2000°/s. The module communicates via UART or I2C and can interface with additional sensors, facilitating integration with robotic projects, drones, and motion control systems. Elecrow CRT02122G

Crowtail – 3-Axis Digital Gyro is a gyroscope module with the ITG-3200 chip, offering precise rotational-motion measurement on three axes. Intended for interactive projects, robotics, control systems, and motion-responsive devices.

Crowtail-PIR Motion Sensor 2.0 is a digital motion sensor for use in alarm systems, building automation and interactive projects. It provides a wide detection angle and adjustable range in a compact form with easy connection through the Crowtail interface.

Crowtail-Capacitive Moisture V2.0 is a durable soil moisture sensor based on capacitive sensing technology, designed for monitoring the irrigation level of plants. Intended for use in projects with 3.3 V to 5 V microcontrollers. Elecrow CMS00810C