Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : Aqara BulletPoint1 : [Notes]An Aqara Hub is required and sold separately.(NOTE:Not support hubs from other brands.) Requires a secured 2.4 gigahertz Wi-Fi network connection for Hub M2/ M1S/ E1/M1S Gen2 and Camera Hub G2H Pro/ G2H, and 2.4/ 5 GHz Wi-Fi for Camera Hub G3.(Wired connection via Ethernet RJ45 for Hub M2 is also supported) BulletPoint2 : [Proximity]For a sturdy connection, ensure that the Aqara Door and Window Sensor is within 400 inches of the Aqara Zigbee hub, and the hub is within the same range from the Wi-Fi router. Additionally, make sure the hub and the router are on the same local area network (LAN). BulletPoint3 : [Unauthorized Entry Detection & Home Automation] The Zigbee Door Sensor alerts your phone and triggers the Aqara Hub's local alarm upon unexpected door/window openings. It also controls other Aqara devices based on door/window status. Conveniently check your door or window, kids room and anywhere you want to be notified. BulletPoint4 : [0.86 Inch Wide Gap Allowed]The Aqara Door and Window Sensor works with most types of doors, windows, and other fixtures with similar mechanism, such as drawers, cabinets, and more.(Note: Please ensure that the surface where you plan to stick the Aqara Zigbee Door and Window Sensor is flat and easily adhesive, and the allowed gap between the door is up to 0.86 inch.) The main sensor unit dimension:1.61*0.87*0.43 inch, the magnet dimension:0.79*0.39*0.39 inch. BulletPoint5 : [Hands-Free Voice Control]Compatible with Apple HomeKit, Alexa for a hands-free experience.- no need to go downstairs or pick up your phone again. You'll always know whether your home door is opening or closing (The Aqara Door and Window Sensor is not compatible with SmartThings currently.) Color : White ConnectivityProtocol : Zigbee ControlMethod : voice CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 192784000083 ExternallyAssignedProductIdentifier2 : 6970504212497 ExternallyAssignedProductIdentifier3 : 0192784000083 ExternallyAssignedProductIdentifier4 : 00192784000083 Hazmat1 : LITHIUM METAL BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumMetalBatteryInEquipment Hazmat11 : EG_SmallLithiumMetalBatteryInEquipment Hazmat12 : ES_SmallLithiumMetalBatteryInEquipment Hazmat13 : FR_SmallLithiumMetalBatteryInEquipment Hazmat14 : GB_SmallLithiumMetalBatteryInEquipment Hazmat15 : IE_SmallLithiumMetalBatteryInEquipment Hazmat16 : IN_SmallLithiumMetalBatteryInEquipment Hazmat17 : IT_SmallLithiumMetalBatteryInEquipment Hazmat18 : JP_SmallLithiumMetalBatteryInEquipment Hazmat19 : MX_SmallLithiumMetalBatteryInEquipment Hazmat2 : UN3091 Hazmat20 : NL_SmallLithiumMetalBatteryInEquipment Hazmat21 : PL_SmallLithiumMetalBatteryInEquipment Hazmat22 : SA_SmallLithiumMetalBatteryInEquipment Hazmat23 : SE_SmallLithiumMetalBatteryInEquipment Hazmat24 : SG_SmallLithiumMetalBatteryInEquipment Hazmat25 : TR_SmallLithiumMetalBatteryInEquipment Hazmat26 : US_SmallLithiumMetalBatteryInEquipment Hazmat27 : ZA_SmallLithiumMetalBatteryInEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumMetalBatteryInEquipment Hazmat5 : AU_SmallLithiumMetalBatteryInEquipment Hazmat6 : BE_SmallLithiumMetalBatteryInEquipment Hazmat7 : BR_SmallLithiumMetalBatteryInEquipment Hazmat8 : CA_SmallLithiumMetalBatteryInEquipment Hazmat9 : CN_SmallLithiumMetalBatteryInEquipment IncludedComponents : Sensor Unit x 1, Magnet x 1, Sticker x 2, Quick Start Guide x 1 ItemName : Aqara Zigbee Door and Window Sensor, Wireless Mini Contact Sensor, Home Automation, Requires Aqara Hub, Zigbee Connection, Kid Safety, Compatible with Apple HomeKit, Alexa, Works with IFTTT ItemPackageDimensions_Height : 10.1 centimeters ItemPackageDimensions_Length : 5.2 centimeters ItemPackageDimensions_Width : 7.112 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : connected-home-controllers Manufacturer : Lumi United Technology Co., Ltd. ModelName : Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa ModelNumber : MCCGQ11LM NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PackageLevel : unit PartNumber : 6010348 ProductSiteLaunchDate : 2018-07-19T17:03:38.544Z Size : 1.61*0.87*0.43 inch & 0.79*0.39*0.39 inch StreetDate : 2019-12-15T00:00:01Z Style : Door and Window Sensor SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 46171600 Voltage : 3 volts_of_direct_current