Sell STSE_Door Window 110dB Wireless Magnetic Sensor Security Burglar Anti-thief Alarm best price

Specifications: The item is very easy to install. Using electromagnetic induction technology, once the door and window are opened, the machine will emit a 110dB alarm sound. Keeping you away from the security doors and windows will bring you inconvenience. Low consumption power, It can be used for about one year after replacing the battery. It can be installed in the doors, windows, cabinets, computers, drawers, etc., where others are not allowed to open casually. Suitable for home, company, and warehouse and more. Usage Method: 1. Simply tear the adhesive tape off on the back of the security alarm and attach it to the door or window (leaving a gap about 0.5 - 2cm). 2. When you use it, just turn the switch to the "ON" position and it is in the on standby state. 3. If someone opens the door, computer case, window, drawer or opens a gap of about 0.5 - 2cm, it will immediately sound an alarm to shock the thief and remind you, it will not stop the sound until you turn the switch to the "OFF" position or you close the door and window. Item Name: Door Window Alarm Material: ABS Powered by: 3 x 1.5V LR44 Button Batteries (Included) Alarm Way: Sound Alarm Alarm Volume: 110dB Features: Wireless, Loud, Easy to Install, Signal Sensor, Magnetic Size: 6cm x 5cm x 1cm/2.4" x 2.0" x 0.4" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Door Window Alarm