Witty Pi 3 Rev2: Realtime Clock and Power Management for Raspberry Pi Strips If you buy less than

If you buy less than 4m

We recommend using a Pi 3 or Pi Zero W because the built in WiFi will save you a step

This part will measure temperatures ranging from -40°C to 300°C with an accuracy of +- 2°C (in the 0-100°C range)

Avoid Obstacle

so if you've used that then you'll know exactly what to do

Witty Pi 3 Rev2: Realtime Clock and Power Management for Raspberry Pi Strips If you buy less thanWitty Pi 3 is the third generation of Witty Pi, and Witty Pi 3 Rev2 is the second revision of Witty Pi 3 (first revision can be found here). It adds realtime clock (RTC) and power management to your Raspberry Pi, and can define complex ON OFF sequence with simple script. Witty Pi 3 Rev2 supports all Raspberry Pi models with 40 pin header, including A+, B+, 2B, Zero, Zero W, 3B, 3B+, 3A+ and 4B. You just need to run these two commands in your Raspberry