This vintage Citizen TR-900 desktop alarm clock calculator is a must-have for any collector or enthusiast. With its classic design and functional clock, this calculator is perfect for any office or workspace. The battery-powered device is easy to use and comes equipped with a variety of features, including a clock and calculator functions.

The calculator is made by Citizen, a trusted brand in the industry, and is classified under the categories of Business & Industrial, Office, Office Equipment, and Calculators. Its sub-type is a desktop calculator, and its model is the TR-900. This item is perfect for anyone looking for a unique and functional addition to their collection.