- Connecting dry contact into GST addressable system
- Loop powered
- Selectable input type N/O (default) or N/C by programmer
- Coding by handhold programmer P-9910
- Surface mount
The SpectrAlert Advance SRHK-P is an unmarked, red, outdoor strobe with selectable high-candela strobe settings of 135, 150, 177 and 185 cd. Outdoor back box included.