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Tuya Wireless Zigbee Smoke Sensor, Fire Alarm Sensor, Smoke Detector, 5 Years Battery
Powered by a CR123A lithium battery, the Zigbee smoke detector can work for at least 5 years with the low power consumption technology. By connecting with a Zigbee hub, the smoke detector sends an alarm message to the hub immediately once detecting the smoke. It acts much faster than a wifi smoke detector. The heartbeat of the smoke detector is 4 hours, it will send a signal to the hub, informing that it is working normally.
Function description
Technical parameters
| Communication protocol | Zigbee | 
| Transmission Frequency | 2.4GHz | 
| Transmission Power | ≤15dBm | 
| Communication Distance | 100m (open air) | 
| Alarm Mode | Buzzer alarm, network alarm | 
| Buzzer Sound Pressure Level | 85db | 
| Working Voltage | DC 3V(CR123A) | 
| Low battery indication | 2.6V±0.2V | 
| Standby current | <9uA | 
| Alarm current | <30mA | 
| Working temperature | -10℃~+55℃ | 
| Battery life | 5 years | 
| Dimension | Φ90x37mm |