Set of 4 Wireless Door and Window Alarms, Anti-Intrusion Home Security, 100 dB, Magnetic

General Description: Effectively protect your home's doors and windows with this set of 4 wireless burglar alarms. Ideal for securing various locations such as front doors, balconies, gardens, bedrooms, and windows, these compact and discreet alarms blend seamlessly into your interior décor thanks to their white design. Technical Specifications: Transmitter dimensions: 9 x 3 x 2 cm; Receiver dimensions: 5 x 1 x 1.5 cm; Batteries: 2 x AAA 1.5V per alarm (included); Volume: 100 dB; Maximum distance between transmitter and receiver: 10 mm. Installation: Installing the alarm is simple and requires no tools or cables. Simply attach the alarm to a windowsill or door frame using the included adhesive strips. Operation: The alarm's magnetic operation ensures effective intrusion detection. Ensure the distance between the transmitter and receiver does not exceed 10 mm to prevent accidental triggering. Other information: Included in delivery: 4 wireless alarms, 4 magnetic receivers, 8 AAA batteries.