- Description
Product Description
Features:
Smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a local audible and/or visual alarm from the detector itself.
Specifications:
Battery: DC9V ( included)
Alarm sound:>80Db ( within 3m)
Working temperature:-10°C~55°C
Working humidity: <95%RH
Wireless frequency: 433MHz
weight: about 135g