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Heat
Brand
Elk Products
Qolsys
Resideo
Color
White
Connectivity
Wireless
Diameter (In)
2.29
4.5
Environment
Indoor
Heat Detection Type
FIXED 135 °F (57 °C)
RoR 135 °F (57 °C)
135°F (57°C) + RoR
Operating Voltage
Battery
Technology
Vista
Transmission Band
319.5 MHz