Specification AlertType : Motion BatteriesRequired : 1 Brand : 2gig BulletPoint1 : No batteries required, powered by the panel BulletPoint2 : 4-Position LED Display for easy status updates BulletPoint3 : Micro USB Socket for firmware upgradeability BulletPoint4 : WIFI SMART HOME SECURITY SYSTEM - You can set the mode of "Arm" and "Disarm" "Stay Arm" on Tuya or Smart Life APP. Works with Alexa and Google Assistant.WIFI connectivity for 2.4GHz WiFi networks only, 5GHz WiFi networks are not supported BulletPoint5 : PLEASE NOTE - Each Door Sensor requires 2*AAA batteries, which are not included in the package. Our product page has product operation video and detailed instructions, if you have any questions, please contact our customer service by email Color : white CompatibleDevices : Smartphone ConnectivityTechnology : Wireless ControlMethod : application ExternallyAssignedProductIdentifier1 : 817082011370 ExternallyAssignedProductIdentifier2 : 0817082011370 ExternallyAssignedProductIdentifier3 : 00817082011370 IncludedComponents : 1 InstallationType : Self-Adhesive ItemName : 2gig Easy Updater for The GC2 Panel Surveillance Networking System, White (UPDV) ItemPackageDimensions_Height : 4.318 centimeters ItemPackageDimensions_Length : 8.636 centimeters ItemPackageDimensions_Width : 12.954 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : home-security-systems Manufacturer : 2gig ModelName : 2gig Easy Updater for the GC2 Panel ModelNumber : UPDV NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : UPDV PowerSourceType : Battery Powered ProductDescription : This is a smart wireless WiFi door sensor chime alarm. Unlike traditional door sensor chimes, this door sensor alarm receives the signal from the door sensor as long as your phone is connected to WiFi, so you don't have to worry about missing messages! The host is powered by a data cable.There are 7 ringtones to choose from. Smart door sensorchime can be shared with more family members through the app. Application:shops, commerical complex, luxury hotels, officces, factories, home, villas, driveways, walking paths, supermarket, restaurants etc. ProductSiteLaunchDate : 2016-05-25T08:00:01.000Z RecommendedUsesForProduct : Motion Detection, Home Security Size : Set of 4 StreetDate : 2017-01-01T00:00:01Z SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 4 WarrantyDescription : Year