This document provides information about a module on computer peripheral devices, including expectations, a pre-test, lesson content, and post-test. The lesson defines peripheral devices as auxiliary devices that connect to and work with computers. It categorizes peripherals as input, output, or input/output devices and provides examples of each type. The lesson describes common input devices like the mouse, keyboard, webcam, and joystick. It also discusses output devices such as the monitor, speakers, projector, and printer. The activities and tests are designed to help learners identify and understand the functions of various computer peripherals.