[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [MediaQueryExpression](./puppeteer.protocol.css.mediaqueryexpression.md) > [unit](./puppeteer.protocol.css.mediaqueryexpression.unit.md) ## Protocol.CSS.MediaQueryExpression.unit property Media query expression units. Signature: ```typescript unit: string; ```