Archive for February, 2024

Posted by Lisa on February 14, 2024 in Uncategorized

Have you ever wondered how Hand Cranked Sirens work?

Hand cranked sirens are a simple warning signal, perfect for environments and applications where electricity is not available. They are also the perfect solution to use as a back-up alarm when there is a power failure.So, how simple is simple?! Easy! You hold the siren in one hand whilst using the other hand to turn […]