Cleo Flatular on February 5, 2021 at 6:59 pm Idea: Earthquake sensing clocksLink: https://www.amazon.co.uk/Earthquake-Detect... I had one like this but it just goes off when trucks go past in the street below. Earthquake Detector Alert Alarm PGS047 Link: https://www.amazon.co.uk/Earthqu Earthquake Detector Alert Alarm PGS047: Amazon.co.uk: Electronics
I had one like this but it just goes off when trucks go past in the street below.