Features: Enhances your home's security with the Magnetic Door Sensors, featuring a integrated alarm system specifically for Muslims households. This Sensors is crafted from ABS material and offers adjustable Volumes setting for use. For Muslims families seek a reliable and culturally considerate alert solution. Perfect for installation at entryways to ensure peace and time alerts when door opened. Easy to install and requiring just 2xAA batteries(not included), this Athkar machine is a addition to any modern home. Specifications: Material: ABS Battery: 2xAA Battery Requires(NOT Include) Size: About. 105x65mm/4.13x2.56in Package Includes: 1pc Athkar Doorbell Device note: Battery NOT Include. Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.