SummaryPrintable parts for mounting a door alarm with an infrared sensor brick. Printed parts: 2x bq_door_alarm_3D Electronic Components included in "Mi primer kit de robotica" by bq: 1 x Freaduino UNO (Arduino UNO derivative) 1 x Passive Buzzer 1 x IR sensor 1 x Digital PushButton Hardware: Piece of white paper Sticky tape Scissor M3x10 screw M3 nut Build Instructions See this video tutorial (in Spanish): https://www.youtube.com/watch?v=OSkhVIfsGVw The video are clear enough to follow the steps even if you do not understand Spanish. Example code Attached you will find the arduino code. Author Ana de Prado Navarrete Disclaimer This thing and all other published material cannot be considered as a final product of bq and bq takes no responsibility of its use. It must be considered as an experimental and early released product developed by the Innovation and Robotics Department staff with the intention to share it and test it as soon as possible within the community. Final releases will be published on http://diwo.bq.com & http://diwo.bq.com/bq-invento-alarma-de-puerta/