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Specifications

General
DG331 Wireless Interconnect DC 9V battery powered Photoelectric Smoke Alarm uses 433MHz radio frequency to both transmit and receive messages about a hazard in the home; when one alarm sounds, all will sound.
Key Specifications/Special Features
  • Advanced MCU Expert Algorithm Software to prevent the most smoke alarm fault.
  • Power Source: 9V Battery (included).
  • Wireless Technology: Uses 433MHz radio frequency to both transmit and receive messages about a hazard in the home; when one alarm sounds, all will sound.
  • Audio Alarm: ≥ 85dB/3m
  • Temperature Range: 0℃ to 40℃
  • Humidity Range: 5%-95% relative humidity(RH)
  • Sensor: Photoelectric
  • Interconnects: Yes
  • Easy to install – Simply mounts to ceiling or wall. No wiring needed.
  • Suitable for any room
  • Low battery signal
  • Test button for simple testing