im an ECE student and my thesis is about RFID based security and monitoring system with SMS alert, therefore in security system we will be using a tripod turnstile that will be controlled by an arduino microcontroller, my question is that i dont know yet what type of motor used to control in turning the arms of a tripod turnstile. this motor must be 360 deg. there it will be divided into 3, a 120 degrees each turn, please help me thank you c: