Goldstar MA840B is a microwave oven designed for household use with a power output of 800 Watts and a capacity of 1.1 cubic feet. It features a user-friendly control panel with a digital display, making it easy to set cooking times and power levels. The microwave also comes with a variety of pre-programmed cooking settings for common foods, such as popcorn, potatoes, and frozen entrees. Additionally, the Goldstar MA840B has a defrost function and a child safety lock for added convenience and peace of mind.