Wifi Siren Alarm Sensor

Smart Home Automation, Battery-Powered or Can Be Charged With USB For Home Smart Device

• Easy installation without a home gateway or a Hub, it is easy to implement intelligent control of home appliances, easy to operate, easy to use.
• Compact size, novel design and small size help minimize clogging of other AC outlets
• Support system: Android and IOS cooperate with Alexa Echo and Google homepage