The Watchdog Leak Detection Alarm is a stand-alone device designed to alert aquarium owners of water leaks and overflows immediately. It features an extremely sensitive sensor that can detect even the slightest amount of water, making it perfect for use with RO/DI systems or any location prone to leaks in your saltwater reef setup. The alarm emits a loud 110dB sound when triggered, ensuring you are alerted promptly no matter where it is placed. This product is ideal for anyone who wants to protect their expensive aquarium equipment and home from water damage caused by unexpected leaks.