454 is directed by funnel 458 towards electrodes 430 b and 435 b buoyant conductive material 454 will eventually contact both electrodes 430 b and 435 b in another embodiment reservoir 440 includes a barrier 465 to prevent buoyant conductive material 454 from entering areas of reservoir 440 that will not direct buoyant conductive material 454 towards funnel 458 in various exemplary embodiments funnel 458 and or barrier 465 include pours apertures not shown such that volatizable material 450 may flow through funnel 458 and or barrier 465 as such these pours apertures should be large enough to allow volatizable material 450 to flow through but small enough to prevent buoyant conductive material 454 from entering and or becoming trapped with the pours apertures vapor emitting device 400 also includes an active end of use indicator to alert a user that reservoir 440 includes a low level of volatizable material 450 and or reservoir 440 is empty similar to embodiments of the end of use indicator discussed above in one exemplary embodiment the end of use indicator is a light 460 similar to light 160 discussed above in another exemplary embodiment the end of use indicator is an audible device 470 similar to audible device 170 discussed above furthermore vapor emitting 400 may include both light 460 and audible device 470 similar to embodiments of vapor emitting device 100 discussed above in addition vapor emitting device 400 may include one or more plug receptacles 480 and or may be configured to mimic a standard outlet similar to plug receptacles 180 discussed above.