Key Features and Specifications
- Alarm Volume: It emits a high-pitched 120dB siren, loud enough to alert occupants and deter potential intruders.
- Dual Functionality: It serves as a standard door wedge to physically impede entry and an electronic alarm system.
- Adjustable Sensitivity: Most models feature three sensitivity levels (Low, Medium, and High) that can be adjusted via a switch on the side.
- Power Source: Typically requires one 9V battery (usually not included).
- Portability: Its compact and lightweight design makes it ideal for travelers to use in hotels or dorms.