Battery Harness, Marked Fire, Finish Smooth, Surface Mounting, Standby Current (uA) 0, Depth (In.) 1/2 in, Height (In.) 8 1/2 in, Length (In.) 8 1/2 in, Tube Length (Ft.) 1 ft, Width (In.) 5 1/2 in, Duct Width (Ft.) 1 to 10, Ambient Temp. Limits (F) -13 to 150, Air Velocity (FPM) 0 to 2000