Specifications:

• Working temperature: -20 Celsius-60 Celsius
• Working humidity: Less than or equal to95%RH (non-condensing)
• Wireless frequency: Zigbee 2.4GHz
• Quiescent current: 2-3uA
• Origin: CN(Origin)
• Model Number: SOS Button Sensor
• Emission frequency: 10dBm
• Emission distance: 100m+(Open space)
• Emission current: peak value 45mA, average1-2mA
• Brand Name: spetu
• Battery: CR2032