Specification Brand MOESWireless Protocol Zigbee3 0Working Voltage 3VBattery Type CR2032Standby Current ≤8uAWorking Temperature 10℃ to 55℃Working Humidity 0 to 99 RHProduct Size Ø50 13 3mmFeatures 1 One click Alarm Trigger emergency alerts instantly with a single button press 2 Smart Linkage Seamlessly integrate and control other smart devices for enhanced automation 3 Customizable Scenarios Personalize device actions based on your specific needs and preferences 4 App Notifications Receive real time alarm alerts directly on your smartphone 5 History Log Keep track of previous alarm events for easy reference through the app 6 Compact Design Sleek and lightweight design ensures easy installation and portability Package Includes 1 x SOS Button Alarm Device