Place of Origin | Guangdong, China | Brand Name | SUMRING |
Model Number | SR-820DHS | Operating voltage | 9V battery |
Interconnection | N/A | Lower battery indication | yes |
Test and hush button | yes | Alarm temperature | 57u2103 |
Sensitivity | 2.06%ftu00b11.3%ft | Sound level | 85dB/3m |
Installation | Wall or Ceiling mounted | Dimension | 128*38mm |