Purchase worry free with the following benefits: Items look brand new and show little to no signs of wear. One Year Limited Warranty provided by Underwood Distributing Co. Extended 90 Day Return period Customer Support provided by Underwood Distributing Co. TI-Innovator I/O Module Pack This pack contains I/O Module components for projects that connect science concepts, programming and coding skills. These components connect to the TI-Innovator™ Hub with TI LaunchPad™ Board output and input ports. Additionally, this pack contains the needed components for the Science Through Engineering Design activities. The I/O Module Pack can be used to extend students’ programming creativity Module Pack contains: Servo motor: 360 degree, continuous rotation servo motor Vibration motor: Coin type motor that vibrates Light sensor: Sensor that detects the light intensity of the environment White LED: Light-emitting diode that emits white light Looking for more information? Learn about all of the other Ti-Innovator Products from our post on Exploring the Ti-Innovator Product Line!