Raspberry Pi Solar Panel Module Review

Before writing this review, I thoroughly tested this HAT in fairly harsh conditions. By brutal I mean temperature swings of 40 degrees Fahrenheit, hitting the maximum thermal limits of the gear. What this expensive HAT offers compared to other solutions is space savings and control. You won't find a smaller package that offers the ability to put the Pi to sleep and then wake it up based on any combination: button, battery voltage, solar voltage, time, pin short. The latter allows you to wake up