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.
The BluetoothRemoteGATTCharacteristic.writeValueWithoutResponse() method sets a BluetoothRemoteGATTCharacteristic object's value property to the bytes contained in a given ArrayBuffer, TypedArray, or DataView, writes the characteristic value without response, and returns the resulting Promise.
writeValueWithoutResponse(value)valueAn ArrayBuffer, TypedArray, or DataView.
A Promise.