Thermostat Device

FIG. 1 is a perspective view of the thermostat device.

FIG. 2 is a front elevation view of the thermostat device.

FIG. 3 is a rear elevation view of the thermostat device.

FIG. 4 is a top plan view of the thermostat device.

FIG. 5 is a bottom plan view of the thermostat device.

FIG. 6 is a left side elevation view of the thermostat device; and,

FIG. 7 is a right side elevation view of the thermostat device.

The broken lines in the drawings are for and the purpose of illustrating portions of the thermostat device that form no part of the claimed design.