Tuya ZigBee SOS Emergency Butto Elderly Children Alarm Emergency Help Switch Home Security Protection Smart Life App Control Note: It's a ZigBee product that requires a ZigBee gateway（Hub） to use！！！ Note: It's a ZigBee product that requires a ZigBee gateway（Hub） to use！！！ Note: It's a ZigBee product that requires a ZigBee gateway（Hub） to use！！！ Declaration: This product is all for physical photography, and due to factors such as angle and lighting, there may be slight differences between the photos and the actual product. The products are mainly based on the actual product. Features: ● Emergency Help One Click Alarm ● Smart APP Control & Query History Records ● Low-power Design & Low Battery Reminder ● Multiple People Shared Device ● Offline Notification ● Mini Design & Wide Application Specifications: ●Working voltage :3V Battery: CR2032 ● Wireless frequency :Zigbee ●Alarm current :≦25 mA ●Static current :≦5UA ●Net entry mode:Long press 5s ●Alarm mode: mobile phone app notification pushSmart Life/Tuya Smart Product package included: 1x zigbee sos buttoNot include battery 1xUser manual Product Image: