Replace wireless doorbell with a wired one
On Saturday, 22 February 2020 12:04:02 UTC, Dave Plowman (News) wrote:
As significant as the cost of the batteries?
But I actually want an illuminated bell push. Try doing that with
batteries.
Strontium aluminate not sufficient? (Obviously, it might not be, but a thought to avoid the need for an electrically driven light emitter.)
|