Hi, Is this a finished solution? Just plug the 2 aaa batteries and play? Or do i need to solder everything my self? Also the magnet reeds you talk about are these those one? https://cdn.sparkfun.com//assets/parts/1/0/4/4/0/13247-01.jpg How to connect? Thank you

@antonholmstedt a pro mini fits if you cut the corners, check out https://forum.mysensors.org/topic/6612/door-sensor-remix-of-some-mys-community-efforts

In deep Sleep the cunsumption is below 19µA, but i have to send with PA_MAX. On some Windows the open/close frequency is verry high, so the battery is to fast emty. The CR2032 is good, but i want more "lifetime"