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# class: Touchscreen
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* since: v1.8
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The Touchscreen class operates in main-frame CSS pixels relative to the top-left corner of the viewport. Methods on the
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touchscreen can only be used in browser contexts that have been initialized with `hasTouch` set to true.
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## async method: Touchscreen.tap
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* since: v1.8
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Dispatches a `touchstart` and `touchend` event with a single touch at the position ([`param: x`],[`param: y`]).
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:::note
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[`method: Page.tap`] the method will throw if [`option: hasTouch`] option of the browser context is false.
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:::
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### param: Touchscreen.tap.x
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* since: v1.8
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- `x` <[float]>
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### param: Touchscreen.tap.y
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* since: v1.8
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- `y` <[float]>
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