A compact ESP32-S3-based LoRa transceiver offering stable field communication without the need for a cellular network. The device comes pre-installed with Meshtastic, a 1.3" OLED display, and an SX1262 transceiver supporting the EU868 MHz band. A built-in 1000 mAh battery ensures long battery life, while Bluetooth and USB-C support simplify setup and everyday use. The Elecrow ThinkNode M2 Walkie-Talkie Mini
List of products by brand Elecrow
Elecrow – manufacturer of electronics for makers, educators, and embedded-system designers
In the dynamically developing world of electronics and embedded systems, Elecrow stands out as a brand offering comprehensive solutions for builders, hobbyists, and professionals seeking tools for fast and efficient prototyping. The company was created with the maker community in mind, and its product range quickly gained recognition also in academic environments, research and development laboratories, and among companies creating custom electronic devices. Elecrow provides not only high-quality hardware but also a complete range of production services, enabling a smooth transition from concept to finished product. Thanks to this, the brand has become one of the most recognizable partners for creators of DIY electronic devices as well as solutions intended for commercial deployment.
There are 78 products.
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.
An Arduino extension that allows you to simultaneously control four DC motors, two stepper motors, or two 5V servos. It uses an L293D chip, which provides stable operation and a current of up to 1.2A per channel at motor voltages of 4.5-12V. An 8-stage shift register reduces the number of pins needed for control, allowing for more efficient use of microcontroller resources. Elecrow Four Channels Motor Shield
Crowtail-Protoboard 2.0 is a prototyping board that enables creating custom circuits in the Crowtail system. It facilitates testing non-standard solutions and mounting through-hole components in electronic projects.
This development board is based on the Raspberry Pi RP2350 microcontroller with an Arm Cortex-M33 or RISC-V Hazard3 core. It offers 2.4/5 GHz Wi-Fi, Bluetooth 5.0, and 8 MB of Flash memory, delivering high performance in a compact form factor. With a USB-C port and full Pico W compatibility, it\'s ideal for IoT projects, home automation, and learning to program. Elecrow RP2350 Pico W5 Board
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 – Dry-Reed Relay 2.0 is a compact reed relay with hermetically sealed contacts, providing fast and reliable switching. Used in automation systems, microelectronics, and detection systems requiring precision and durability.
ThinkNode M3 tracker based on the Meshtastic protocol, equipped with GPS, WiFi, BLE and LoRa 868MHz, designed for indoor and outdoor positioning with Meshtastic app support. Elecrow ThinkNode M3 Tracker Card
Crowtail-LoRa RA-08H is an energy-efficient LoRaWAN communication module with the ASR6601 chip, enabling data transmission up to 1 km in the 803–930 MHz band. Ideal for IoT projects, automation and remote monitoring systems requiring long battery-powered operation.
Crowtail – Dual Coil Latching Relay Module 2.0 is an energy-efficient dual-channel latching relay that retains its state after power loss. Intended for use in automation systems, remote control, and battery-powered projects.
A communication module based on the Raspberry Pi RP2040 microcontroller, designed for data transmission in the 868 MHz band. It supports point-to-point LoRa and LoRaWAN operation, offering long range and low power consumption. The board is equipped with six Crowtail interfaces, an integrated battery charging circuit, and the ability to be powered by a solar panel. Compatibility with the Arduino IDE and MicroPython makes it an ideal platform for building IoT nodes, weather stations, and environmental monitoring systems. Elecrow RA-08H LoRaWan Node
The Crowtail-Linear Potentiometer-V2.0 module with a 10 kΩ slide potentiometer enables analog voltage adjustment in electronic projects. Dedicated to precise control of parameter values in regulation systems and user interfaces.
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.
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
Crowtail-MP3 Player 2.0 is a universal audio module with MP3/WAV/WMA playback, microSD card support and a UART interface. Intended for projects requiring the playback of voice messages, sound effects or music.
Crowtail – Digital Temperature Sensor 2.0 is a precise TMP102 digital sensor with an I2C interface, operating in the range of –40°C to +125°C. Intended for use in temperature-measurement systems in automation, consumer electronics, and environmental monitoring.
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.
Hall effect sensor module based on the Allegro A1101 IC, designed for digital magnetic field detection, compatible with the Crowtail system and Arduino microcontrollers. Elecrow CT0024HS
Crowtail – 315MHz RF Receiver with Transmitter 2.0 is a simple set for one-way wireless communication in the 315 MHz band, intended for remote control, automation, and IoT projects. Easily integrated with Arduino systems via the Crowtail interface.
Offer tailored to the needs of microcontroller-system designers and IoT solution creators
Elecrow’s assortment focuses on products that support electronics design and the development of intelligent control and communication systems. The company specializes in modules compatible with popular open-source platforms such as Arduino and Raspberry Pi, which makes integration with existing projects easy. Expansion boards, development kits, environmental sensors, and communication modules such as Wi-Fi, Bluetooth, LoRa, or GSM are designed for quick startup, easy configuration, and full compatibility with programming ecosystems used in educational and engineering environments. Thanks to extensive technical documentation and sample source code, Elecrow products are chosen both by beginners and advanced designers.
Educational solutions supporting the learning of electronics and programming
In response to the growing demand for educational materials in STEM fields, Elecrow has created dedicated educational kits that simplify learning the basics of electronics, microcontroller programming, and automation-system design. Ready-made project packages containing baseboards, sensors, displays, and peripheral components serve as an excellent tool for schools, technical universities, and institutions offering robotics or STEAM courses. The modular approach to kit design allows users to quickly expand system functionality without having to design everything from scratch, significantly reducing project implementation time and lowering the entry threshold for beginners.
Prototype manufacturing and industrial services
Elecrow is not only a manufacturer of electronic components but also a comprehensive provider of production services. The company offers PCB fabrication, SMT and THT assembly, 3D printing, laser cutting, and basic mechanical processing. This allows customers to complete the entire product life cycle—from prototyping to small-batch production—using a single, integrated service ecosystem. For individual designers and technology startups, this translates into time savings and simplified logistics related to launching a new electronic device. This approach also attracts OEM and ODM companies looking for a flexible manufacturing partner for custom solutions.
Focus on quality, documentation, and technical support
High build quality, robust components, and meticulous compliance with international standards ensure that Elecrow products are reliable and long-lasting. The company places strong emphasis on the transparency of its offering—each product is supplied with detailed technical documentation, startup instructions, and example code, which greatly simplifies implementation. An additional advantage is an extensive knowledge base that helps users troubleshoot technical issues, along with an active community centered around open hardware projects. As a result, Elecrow builds strong relationships with customers who value access to information and responsiveness to user needs.
Integration with open-source platforms and support for the maker community
One of Elecrow’s core principles is alignment with the philosophy of open-source hardware. This means that many base projects released by the company are available under open licenses, enabling further development and modification. For the maker community and electronics enthusiasts, this approach offers full control over projects and the ability to tailor hardware to individual requirements. Elecrow products are used not only in education but also in custom control systems, smart-home installations, mobile environmental sensors, and hobbyist automation.
Brand development and expansion directions
Year by year, Elecrow expands its product portfolio by introducing new modules and kits aligned with current technological trends, such as cloud integration, wireless communication, next-generation microcontrollers, and touchscreen-based user interfaces. The company is also investing in tools that support rapid prototyping, enabling it to respond even better to the needs of modern designers. Elecrow plans further investments in production-process automation and the development of assembly services to increase the availability of advanced manufacturing options for smaller customers and individual creators.