Dog Barking Alarm Motion Detector Outdoor Pir Human Body Motion Sensor Alarm Electronic Deterrent Motion Activated Home Security (2 Detectors+ 1 Receiver)

6 Realistic Dog Bark Sounds- Provides a selection of alarm sound options. The motion detector is highly responsive, delivering a security experience similar to having a guard dog.
Additional sounds for diverse uses: 1x General Alarm; 1x Welcome; 1x Ding Dong; 2x Melody. Loud & Adjustable Volume- Features a high-volume audio amplifier megaphone with 4 volume levels (maximum volume can reach 110dB). Serves as your personal guard for 24-hour family security. Plug-in & Battery Powered- The motion sensor operates on 3 AA 1.5V alkaline batteries (batteries not included), and the receiver plugs into a standard outlet (1 USB power wire included). The unit is pre-configured before shipping. Simply position the sensors on doors, windows, walls, trees, or any other surface. Installation can be finished in just a few minutes. Wide Range of Applications- Sensors can be attached to doors, windows, walls, fence posts, trees, or other surfaces. Ideal for homes, offices, garages, yards, and shopping malls to offer comprehensive property coverage. With a waterproof construction, it's appropriate for both indoor and outdoor use. Mounting options consist of double-sided adhesive tape or screws. Pair multiple chimes with multiple sensors around your property to pinpoint the location of detected motion. Detection & Wireless- The upgraded motion sensor alarm has a detection range (without obstacles) and a wireless transmission range of up to 1000 feet.

The performance of the wireless security driveway sensor alarm and detection chime can be affected by factors like temperature, humidity, and obstacles, which may cause the detection range to vary. It employs upgraded technical components and superior manufacturing techniques, including an enhanced infrared detection chip, to minimize false alarms triggered by environmental changes such as fog, rain, snow, haze, wind, or sun glare