SmartRain Sensor Holder (Rain Sensor)

This is my little smart rain sensor! I've seen a few of these knocking around on other sites, but thought I'd have a stab at one myself, that looks a little prettier :-) The idea is that the device can either stay outside permanently, or act as an aid when clothes washing is on the line. I've made it so it can be easily taken in and out as necessary. Things you need to make it3D Printer (obviously)2 screws to fit it to a postA rain sensor board such as this.A water sensor such as thi