Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is available in Web Workers.
The USB interface of the WebUSB API provides attributes and methods for finding and connecting USB devices from a web page.
Use navigator.usb to get access to the USB object.
The USB interface inherits from EventTarget.
None.
USB.getDevices() Returns a Promise that resolves with an array of USBDevice objects for paired attached devices.
USB.requestDevice() Returns a Promise that resolves with an instance of USBDevice if the specified device is found. Calling this function triggers the user agent's pairing flow.
connect Fired whenever a previously paired device is connected.
disconnect Fired whenever a paired device is disconnected.