![enter image description here][1] ![enter image description here][2] **DESCRIPTION** This is a simple to use PIR motion sensor with Grove compatible interface. Simply connect it to Stem shield and program it, when anyone moves in its detecting range, the sensor outputs HIGH on its SIG pin. The detecting range and response speed can be adjusted by 2 potentiometers soldered on its circuit board, The response speed is from 0.3s - 25s, and max 6 meters of detecting range. Note: Potentiometers are not included. **Specifications** Grove compatible interface Voltage range: 3V–5V 2.0cm x 4.0cm twig module Detecting angle: 120 degree Detecting distance: max 6m (3m by default) Adjustable detecting distance and holding time **Application Ideas** Motion sensor Thief-guarding System Switch Industrial automation **Documents** Please visit our [wiki][3] page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum. For more detail, please visit: https://www.seeedstudio.com/item_detail.html?p_id=802 [1]: /editor/20160705/577b8bf6e8f7f.png [2]: /editor/20160705/577b8bfad10c7.png [3]: http://garden.seeedstudio.com/index.php?title=Twig_-_PIR_Motion_Sensor