Built-in WiFi and Bluetooth connectivity enables easy smart home integration and automation
Supports up to two external probes for customizable temperature monitoring
Onboard RGB LED and buzzer provide real-time alerts for temperature changes
Available in USB-C powered or battery-powered versions for continuous or flexible placement
Open-source design with privacy-focused hardware and software
Summarized by Shop
For the most accurate temperature readings, it is designed to be used with one of the optional probes. The onboard AHT20-F sensor may be affected by heat from the ESP, but using sleep settings helps ensure accurate temperature and humidity measurements.
The TEMP-1 Temperature Sensor is designed for seamless integration with ESPHome and Ho
Sensor Type
ESP32-based
Connectivity
WiFi, Bluetooth
Power Options
USB-C (continuous), CR123A or 16340 battery (rechargeable, not included)
Probe Interface
3.5mm jack (supports up to 2 external probes, food-safe probe sold separately)
I bought this along with the long temp probe to monitor a chest freezer. It worked perfectly and integration with Home Assistant was flawless. Highly recommended.
T
Tim · July 25, 2026
Prompt service
S
Scott · 6 days ago
Awesome Product
Needed a solution to reliably monitor temperatures through Home Assistant and this solved it.