The tube liquid may separate slightly due to vibrations in shipping. For accurate readings, tap the side of the thermometer against your hand with the bulb side down to combine the liquid before hanging.
Mounting location for accurate measurements:
Choose a location that is not subject to direct weather elements. An ideal location is out of direct sun, on the North side of a building or in a shady spot.
Mounting on window or smooth surface: 1.Mount the suction cup to the thermometer with the included screws. For outdoor use, mount the suction cups to the front side. For indoor use, mount the suction cups to the backside. 2.Next, thoroughly clean the glass window or any other smooth surface. 3.After the area is completely clean, press on back of thermometer where screws go through the thermometer.
WARNING: DO NOT PRESS ON THE CENTER OF TUBE OR IT WILL BREAK.
Mounting on nail or screw: Hang the thermometer from a long nail or screw (not included) with the built in hole.