<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [SetDeviceOrientationOverrideRequest](./puppeteer.protocol.page.setdeviceorientationoverriderequest.md) > [gamma](./puppeteer.protocol.page.setdeviceorientationoverriderequest.gamma.md) ## Protocol.Page.SetDeviceOrientationOverrideRequest.gamma property Mock gamma <b>Signature:</b> ```typescript gamma: number; ```