[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [MediaQueryExpression](./puppeteer.protocol.css.mediaqueryexpression.md) > [computedLength](./puppeteer.protocol.css.mediaqueryexpression.computedlength.md) ## Protocol.CSS.MediaQueryExpression.computedLength property Computed length of media query expression (if applicable). Signature: ```typescript computedLength?: number; ```