Datasheet - Yl-105

: A key feature is its high-volume alarm, designed to be audible from a significant distance when motion is detected.

The YL-105 datasheet highlights several key features that make it an attractive choice for designers and engineers: yl-105 datasheet

The YL-105 is a type of electromagnetic relay, which is an electrically operated switch that is used to control the flow of electrical current in a circuit. It is a compact and reliable device that is widely used in industrial control systems, power supplies, and other applications where a high degree of reliability and precision is required. : A key feature is its high-volume alarm,

Questions about soil moisture sensors (YL-69) - Arduino Forum 22 Sept 2020 — yl-105 datasheet