Headers: Permissions-Policy.ambient-light-sensor
Permissions-Policy: ambient-light-sensor directive
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Want more support for this feature? Tell us why.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The HTTP Permissions-Policy header ambient-light-sensor directive controls whether the current document is allowed to gather information about the amount of light in the environment around the device through the AmbientLightSensor interface.
Specifically, where a defined policy blocks use of this feature, AmbientLightSensor() constructor calls will throw a DOMException of type SecurityError.
Syntax
Permissions-Policy: ambient-light-sensor=<allowlist>;
<allowlist>-
A list of origins for which permission is granted to use the feature. See
Permissions-Policy> Syntax for more details.
Default policy
The default allowlist for ambient-light-sensor is self.
Specifications
| Specification |
|---|
| Generic Sensor API> # permissions-policy> |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
ambient-light-sensor |
66 | 79 | No | 53 | No | 66 | No | No | No | No | No | No |
See also
© 2005–2025 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Permissions-Policy/ambient-light-sensor
