1. Wifi+Gsm Intelligent Alarm System To Protect Privacy And Safety Of Life And Property 2. Mobile App Remote Control 3. Linked To The High-Definition Camera, When Receiving An Alarm Notification, You Can Check The Situation Through The Mobile App 4. Anti-Tamper Alarm Function, Built-In Anti-Tamper Switch, Anti-Tamper Alarm Improves System Safety Index 5. Wireless Sensor Battery Low Battery Alarm, Door Sensor, Infrared Low Voltage Signal To The Host, The Host Pushes Information To The User Through The App Probe Input :Wireless Ambient Temperature:-10-55 Communication :Wireless Type:Gsm+Wifi Alarm Host Alarm :Phone Call, Text Message, App Alarm 6.Ambient Humidity:less than equal 80% Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC100-240V Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:ABS Package Contents: 1 * Alarm Host 1 * Human Body Infrared Detector 1 * Door And Window Magnetic Sensor 2 * Remote Control 1 * Treble Siren 1 * Power Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.