100% brand new and high qualityThis Security Infrared Remote Sensor Alarm is able to provide you multi-angle adjustable、 keep wide range detection. Prevent children or pets losing、 purse or baggage being stolen and valuable things leaving somewhereFeature:Wireless、 infrared detector、 motion-activatedAccurate identification、 5s owner identification delay alarmLong-range multi-channel wireless remote controlAdjustable mounting unitInclude 2 direct infrared remote controls; please use it directly facing to the sensorSpecifications :Alarm sound level : 105dB (decibels)Remote control distance : about 0-4 meters (open land)Detection Range : 0-4 meters distanceWorking Voltage : DC 6VThe motion detector power by 4 AA batteries (not included)The remote controller power by 3 AG13 batteries (included)Size : (L x W x H)Size of Infrared detector : 118 x 69 x 45mm/4.65 x 2.72 x 1.77" Size of Remote Controllers: 59 x 34 x 13mm/2.32 x 1.34 x 0.51"Size of Mounting Unit: 69 x 42 x 47mm/2.72 x 1.65 x 1.85"Color : WhiteWeight: 194 gQuantity : 1 SetPackage includes:1 x Infrared detector ( batteries are not included)2 x Remote controllers1 x Adjustable mounting unit