About This 【Dog bark deterrent devices 6 Realistic Sounds】-Extra sound:1x Generally Alarm;1x Ding Dong;1x Welcome;2x Melody (Barking dog sounds more like caring a watch dog. Dingdong is doorbell,Alarm is for Pool,SOS,Elderly adults, door alarms for home security,Welcome is a door chime for business when entering) 【Loud & adjustable volume】-With high volume of audio amplifier megaphone,4 Volume level (The maximum volume can reach to 110db),Your own Guard dog to protect the family when thief come like a watch dogs for 24Hours guard; 【Indoor & Outdoor Use】-Plug or Battery powered-Power on the motion sensor by 3pcs AA 1.5V Alkaline batteries(not include the batteries) and plug the receiver into the outlet(1 USB power wire included),here we go. The unit has been programmed before shipped, place the sensors to doors,windows,walls, trees, or any other surface,the installation time can be as little as a few minutes. 【Say goodbye to intruders that give you a headache: "unwelcome explorers" 】-Destroying your farms, ponds, orchards is a headache, Let our Motion alarms get the job done and keep your family safe. 【Detection & Wireless】-Upgrade model motion sensor alarm has a detection range from(not obstacle) with a wireless transmission range of 1000ft.Wireless security driveway sensor alarms detection chime influenced of different temperature, humidity, obstacles, motion sensor alarm detection range will fluctuate.Outdoor motion sensor uses upgraded technical components and superior manufacturing techniques to improve the infrared detection chip, reducing false driveway alarms caused by fog/rain/snow/haze/wind/sun glare changes, etc Overview Brand : Ranxinyuan Color : 1Detector+ 1Receiver+1Remote Power Source : Battery Powered/USB power cable Item Weight : 0.77 Pounds Maximum Range : 300 Meters
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