PWM Controlled Fan HAT for Raspberry Pi [Discontinued] Brand_A4Tech The BeagleBone Black case is

The BeagleBone Black case is milled on CNC machines and comes with two toppers

But other elements are still under development

It can be used to obtain the number of suspended particulate matter in a unit volume of air within 0

USB-A socket to bring the internal USB of the Pizero outside the housing

PWM Controlled Fan HAT for Raspberry Pi [Discontinued] Brand_A4Tech The BeagleBone Black case isThis feature packed fan HAT for the Raspberry Pi includes a PWM programmable fan along with a 0. 91" OLED screen for displaying your Raspberry Pi's temperature (or anything else you'd like to display!). The HAT also includes a heatsink set, 16 PWM outputs for controlling other PWM devices and handy pin breakouts. The product Wiki includes example code. Features PCA9685 PWM driver as the fan controller, powerful driving capability, auto PWM adjustment