Previous video:https://www.youtube.com/watch?v=4jc93BTGSmc Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab More information (parts list, code, ......) on Instructables:http://www.instructables.com/id/Sending-SMS-with-Arduino-TC35-GSM-Module/ AT command list: http://www.hughes.com/AT_Command_Reference.html TC35 manual: https://docs.google.com/document/d/1Nmkcos20_gqYwU-mR7i0QlRpGSKiNO6yEP1d-Kf2b2o/edit Order your TC35 GSM Module here (affiliate links): Ebay:http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=301441889426&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg http://rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575101368&toolid=10001&campid=5337582279&customid=&icep_item=301128531299&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg Aliexpress: https://s.click.aliexpress.com/e/_dX6RXwi Amazon.de: http://amzn.to/1NgHB9T In this video I will show you how to use a TC35 GSM module properly and how to use it with an Arduino Uno to send a SMS with it. Music: Killing Time, Kevin MacLeod (incompetech.com) Aduro by Jens Kiilstofte (https://machinimasound.com/music)