1,108dB door window alarm with very loud siren in the compact body 2,Magnet and vibration triggered alarm sounds when window or door is opened 3,It will alarm with loud sound and light which can warn you and scare burglar away 4,Professional designed product, quick and sensitive response 5,Practical home use product, tiny and fashion, great for home or shop use Description: and wireless magnetic sensor alarm unit with remote control door window security device. Features: 108dB door window alarm with very loud siren in the compact body. Magnet and vibration triggered alarm sounds when window or door is opened. It will alarm with loud sound and light which can warn you and scare burglar away. Professional designed product, quick and sensitive response. Practical home use product, tiny and fashion, great for home or shop use. Specifications: Housing Material: ABS Alarm Mode: Vibration, magnet Alarm Sound: 108dB Alarm Battery Type: AAA batteries (NOT included) Alarm Size: About 9 x 4 x 1.7cm/ 3.5 x 1.6 x 0.7in Remote Size: About 6 x 2.8 x 1.3cm/ 2.4 x 1.1 x 0.5in Magnet Size: About 4.6 x 1.3 x 9cm/ 1.8 x 0.5 x 0.4in Weight: 67g(approx.) Package Includes: 1 x Alarm (Battery is NOT included) 1 x Remote Control (Battery is included) 1 x Magnet Note: Please allow small size error due to manual measurement. Thanks for your understanding. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.