3 ms·
The clock was AC powered (you can see the cord and transformer in various pics) - it's not going to make any noise without being plugged in to a power source.
by Karunamon 11y ago
The clock was AC powered (you can see the cord and transformer in various pics) - it's not going to make any noise without being plugged in to a power source.
- makomk 11y agoIt has a battery backup which should be able to power everything except the display.