(Gray) Door and Window Alarm, 2PCS Wireless Door and Window Alarm with Powerful 130 DB Siren, Wireless Door and Window Detector, Magnetic Wireless Sensor for Home and Shop

【Loud 130-Decibel Alarm】 You will receive 2 black and gray alarms and 2 sensors. With its extra-large decibel level, this window alarm can instantly detect any movement on the door or window and then emit a 130-decibel alarm sound.

【Easy Installation】The magnetic wireless sensor requires no wiring or screws and can be installed using the included double-sided tape. This siren helps ensure security. Whether it's for your children, your home, your garage, or your business, we want to help you stay safe.

【Low Battery Reminder】The ultra-sensitive low battery indicator also checks the battery life.

With low power consumption and a standby time of up to approximately one year, it's the perfect and affordable addition to your home security.

【Smart Design】 Once the alarm and magnet are separated by more than 15 mm, the alarm will continue to sound until you close the door. No indoor alarm setup, wiring, or networking is required.

【Peace of Mind and Reliability】 This apartment security system is designed to provide extra protection for your home. You can live with peace of mind knowing that your home, belongings, and loved ones are safe. Suitable for doors, windows, filing cabinets, safes, etc., it's the perfect solution for apartments, offices, hotels, garages, and more.