Motion detectorDriveway Patrol Garage Motion Sensor Wireless Alert Secure System Alarm Doorbell EU PlugSpecifications:Condition: NewReceiver operating voltage: 110V-240VPIR sensor working voltage: 4.5V3 AAA batteriesReceiver switch setting:1) Music source: 38 different songs optional, use the external button music" to finish.2) Volume adjustment function: There are three types of volume (high, medium, low).3) Sound and silence adjustmentOperating range: Up to 70 metersInfrared detection distance: 3-7 metersColor: whiteMaterial: PlasticReceiver Size: Approx. 7.2 * 2.4 * 7.7cm / 2.8 * 0.9 * 3inPIR Sensor Size: Approx. 5.8 * 3.9 * 7.6cm / 2.3 * 1.5 * 3inWeight: Approx. 157gPackage includes:1 x PIR Sensor1 x Receiver1 x Mounting straps1 x Instruction Manual+ productThe wireless home security system is an easy-to-install and DIY home security system, perfect for your office, apartment or house. Rest easy! The entry alarm provides a solution to alert you the moment someone enters your property.It's convenient and most importantly, affordable. When motion is detected, the Passive Infrared (PIR) sensor sends a wireless signal to the receiver unit up to 70m/300ft away. There are 38 ringtones and 3 volume levels, as well as a silent LED flash.Special design and beautiful appearance.Easy to use, you can attach it wherever you want.The infrared sensor detects movement and sends a signal to the receiver.Wireless installation, simply place the sensor at the entrance.It emits an audible chime that alerts you when someone is approaching.Follow the steps for use:1. Place the appropriate batteries into the detector.2. Make sure the batteries have been placed in the correct positions.3. Mount the detector properly near the front door, window frame, driveway, walkway, backyard or any other necessary location.4. Then turn on the receiver and adjust the volume to high or low position.5. The remote detection system now works using infrared detection technology.6. Place the receiver in an easily accessible location.7. When the detector detects motion, the receiver will emit an audible sound and the LED light will flash.8. Wait 30 seconds after turning on the detector and receiver for them to activate.9. For optimum performance, install both units 3 feet above grade.FeaturesPlease allow 1-2cm error due to manual measurement. Thanks for your understanding.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as reference.Dear customers, you can buy without worrying about the plug adaption. We will provide you with an adapter according to the standards of different countries and ensure that it is used normally.