Adafruit SHT45 Trinkey - USB Temperature and Humidity Sensor

Half USB key, half temperature-humidity sensor, the Adafruit SHT45 Trinkey is designed for effortless integration into any computer with a USB A port. Its compact PCB slides easily into any USB A socket, transforming your device into a smart environmental monitoring tool.This Trinkey is powered by the ATSAMD21 microcontroller, ensuring seamless operation with minimal circuitry. Experience the vibrant glow of a NeoPixel LED and interact using a capacitive touch input. A reset button is included to enter bootloader mode as needed.The SHT45 sensor stands out with its exceptional ±1.0% typical relative humidity accuracy and ±0.1°C temperature accuracy, making it one of the finest sensors available. Pre-programmed with user-friendly code, it outputs data in CSV format over a serial/COM port for immediate use.Specifications:

* ATSAMD21E18 32-bit Cortex M0+ Processor – 48 MHz, 256KB Flash, 32KB RAM * Supports CircuitPython and Arduino programming * USB CDC ACM connectivity for Serial, MIDI, or HID * Includes RGB NeoPixel LED and Capacitive Touchpad * Thermal-isolation in SHT45 sensor cutout * Compact, durable, and keychain-friendly design The SHT45 Trinkey is a versatile solution for ambient temperature and humidity monitoring, ideal for projects without complicated wiring or software. For more distant applications, a USB A extension cable can be employed. Opt for the SHT41 version for cost-effective options with slight precision trade-offs.