Smart home device providing intuitive illumination-based status signaling

1. A hazard detector system, comprising:

a mounting plate configured to be attached to a wall or ceiling; and

a hazard detector, comprising:

a case, the case having a backplate and an exterior cover, wherein:

an interior of the case houses components of the hazard detector; and

the backplate is attachable with the mounting plate;

a wireless network interface;

a user input button;

one or more hazard sensors housed in the interior of the case, wherein the one or more hazard sensors detect the presence of one or more types of hazards;

a plurality of light emitting diodes (LEDs), wherein:

the plurality of LEDs are collectively capable of illuminating in a plurality of colors and in a plurality of animation patterns; and

the plurality of LEDs and the case are arranged such that light emitted by the plurality of LEDs reflect off an exterior surface of the case that is on an opposite side of the case from the backplate into an ambient environment of the hazard detector; and

a processing system in communication with the one or more hazard sensors, the wireless network interface, the user input button, and the plurality of LEDs, the processing system comprising one or more processors that are configured to:

determine a state of the hazard detector;

cause the plurality of LEDs to illuminate using at least one color of the plurality of colors and an animation pattern of the plurality of animation patterns in response to the determined state of the hazard detector, wherein:

the at least one color and the animation pattern is indicative of the determined state of the hazard detector; and

light from the plurality of LEDs in the at least one color and the animation pattern reflect off the exterior surface of the case that is on the opposite side of the case from the backplate into the ambient environment of the hazard detector; and

transmit, via the wireless network interface, status information indicative of the determined state to a remote server system; and

the remote server system that communicates with the hazard detector using the wireless network interface.

2. The hazard detector system of claim 1 , wherein the hazard detector further comprises a transparent light diffuser shaped and positioned to diffuse light emitted by the plurality of LEDs prior to the light emitted by the plurality of LEDs reflecting off the exterior surface of the case that is on the opposite side of the case from the backplate into the ambient environment of the hazard detector.

3. The hazard detector system of claim 2 , wherein the transparent light diffuser is plastic, has a rounded outer edge, and defines an empty central region.

4. The hazard detector system of claim 3 , wherein the plurality of LEDs are present in the empty central region of the transparent light diffuser.

5. The hazard detector system of claim 2 , wherein the transparent light diffuser is secured with the case adjacent to the exterior surface of the case that is on the opposite side of the case from the backplate.

6. The hazard detector system of claim 2 , wherein the light emitted by the plurality of LEDs through the transparent light diffuser produces a halo effect on the exterior surface of the case that is on the opposite side of the case from the backplate.

7. The hazard detector system of claim 1 , wherein the animation pattern according to which the one or more processors is configured to cause the plurality of LEDs to illuminate is a pulsing pattern.

8. The hazard detector system of claim 1 , wherein the animation pattern according to which the one or more processors is configured to cause the plurality of LEDs to illuminate is a rotating pattern.

9. The hazard detector system of claim 1 , wherein the one or more processors are further configured to:

adjust a brightness of the plurality of LEDs.

10. The hazard detector system of claim 1 , wherein the hazard detector further comprising a structure power source interface that connects with an AC power source of a structure in which the hazard detector is installed to provide power to components of the hazard detector.

11. The hazard detector system of claim 10 , wherein the hazard detector further comprising a battery such that power is provided to the components of the hazard detector when power from the structure power source interface is not available.

12. A smart-home hazard detector, comprising:

a mounting plate configured to be attached to a wall or ceiling; and

a case, the case having a backplate and an exterior cover, wherein:

an interior of the case houses components of the smart-home hazard detector;

the backplate is attachable with the mounting plate;

a wireless network interface;

a user input button;

one or more hazard sensors housed in the interior of the case, wherein the one or more hazard sensors detect the presence of one or more types of hazards;

a plurality of light emitting diodes (LEDs), wherein:

the plurality of LEDs are collectively capable of illuminating in a plurality of colors and in a plurality of animation patterns; and

the plurality of LEDs and the case are arranged such that light emitted by the plurality of LEDs reflect off an exterior surface of the case that is on an opposite side of the case from the backplate into an ambient environment of the smart-home hazard detector; and

a processing system in communication with the one or more hazard sensors, the wireless network interface, the user input button, and the plurality of LEDs, the processing system comprising one or more processors that are configured to:

determine a state of the smart-home hazard detector; and

cause the plurality of LEDs to illuminate using at least one color of the plurality of colors and an animation pattern of the plurality of animation patterns in response to the determined state of the smart-home hazard detector, wherein:

the at least one color and the animation pattern is indicative of the determined state of the smart-home hazard detector; and

light from the plurality of LEDs in the at least one color and the animation pattern reflect off the exterior surface of the case that is on the opposite side of the case from the backplate into the ambient environment of the smart-home hazard detector.

13. The smart-home hazard detector of claim 12 , further comprising a transparent light diffuser shaped and positioned to diffuse light emitted by the plurality of LEDs prior to the light emitted by the plurality of LEDs reflecting off the exterior surface of the case that is on the opposite side of the case from the backplate into the ambient environment of the smart-home hazard detector.

14. The smart-home hazard detector of claim 13 , wherein the transparent light diffuser is plastic, has a rounded outer edge, and defines an empty central region.

15. The smart-home hazard detector of claim 14 , wherein the plurality of LEDs are present in the empty central region of the transparent light diffuser.

16. The smart-home hazard detector of claim 13 , wherein the light emitted by the plurality of LEDs through the transparent light diffuser produces a halo effect on the exterior surface of the case that is on the opposite side of the case from the backplate.

17. The smart-home hazard detector of claim 12 , wherein the animation pattern according to which the one or more processors is configured to cause the plurality of LEDs to illuminate is a pulsing pattern.

18. The smart-home hazard detector of claim 12 , wherein the animation pattern according to which the one or more processors is configured to cause the plurality of LEDs to illuminate is a rotating pattern.

19. The smart-home hazard detector of claim 12 , wherein the one or more processors are further configured to:

adjust a brightness of the plurality of LEDs.

20. The smart-home hazard detector of claim 12 , wherein the smart-home hazard detector further comprising a structure power source interface that connects with an AC power source of a structure in which the smart-home hazard detector is installed to provide power to components of the smart-home hazard detector.