This sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contact liquid level detection; suitable for hazardous applications: detecting toxic substances and all kinds of liquid in an airtight container under high pressure. SEN0204

Multi-band RF frequency synthesizer with integrated VCOs, VFQFPN28, STM, RoHS

The SparkFun Load Sensor Combinator is a bare PCB that combines four load sensors into a standard four-wire Wheatstone bridge configuration. BOB-13878

32-bit microcontroller with ARM Cortex-M4 core MCU + FPU, Ultra-low-power, 2MB Flash memory, 640KB SRAM, LCD-TFT & MIPI DSI, ext. SMPS, LQFP100

BOB-13906

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.

A compact pressure and temperature module ideal for weather stations, drones, and IoT projects. It offers a measurement range of 300–1100 hPa with ±3 Pa accuracy and temperature measurement with ±1°C precision. With a built-in 3.3V regulator and logic level converter, it works with both 3V and 5V microcontrollers. STEMMA QT/Qwiic connectors make it easy to quickly connect and daisy-chain multiple sensors in a single system. Adafruit 6420

Crowtail – GP02 GPS/BDS/GNSS is a compact positioning module with support for three navigation systems, accuracy below 2 m, and a UART interface. Used in projects requiring precise real-time positioning, such as data loggers, vehicle tracking, and field devices.

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.

Its a mini HDMI decoder board which you can use as an all-in-one display driver for TTL displays, or perhaps decoding HDMI/DVI video for some other project. This breakout features the TFP401 for decoding video, and for the touch version, an AR1100 USB resistive touch screen driver. Adafruit 2218

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 – 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.

Switch module with an interlock. DFRobot DFR0423

8-bit MCU, 8 KB Flash, 1 KB RAM, 128 B EEPROM, SPI, I2C, UART, ADC, LQFP32, STM, RoHS

Crowtail-TPL5111 Reset Enable Timer is a module for energy-efficient power control of devices in battery-powered projects. It offers six programmable time intervals and an automatic reset mode, supporting the design of low-power circuits.

32-bit microcontroller with ARM Cortex-M4 core MCU + FPU, Ultra-low-power, 1MB Flash memory, 640KB SRAM memory, LCD-TFT & MIPI DSI, LQFP144, STM