A mosquito repelling device is disclosed. The mosquito repelling device comprises: a microphone, configured to receive surrounding sounds; a power supply, configured to receive power; a first output device, configured to repel mosquitoes; and a processor, configured to process the received surrounding sounds from the microphone, determine whether there are mosquitoes present, and instruct the output device to repel mosquitoes if the processor determines there are mosquitoes present.

A mosquito repelling device is disclosed. The mosquito repelling device comprises: a microphone, configured to receive surrounding sounds; a power supply, configured to receive power; a first output device, configured to repel mosquitoes; and a processor, configured to process the received surrounding sounds from the microphone, determine whether there are mosquitoes present, and instruct the output device to repel mosquitoes if the processor determines there are mosquitoes present.

A bird nest prevention device is provided. The device is comprised of a deformable body that can be placed in openings of an outdoor structure where birds desire to nest. As a result, the device prevents said birds from nesting and also prevents the owner of the structure from constantly monitoring and destroying bird nests.

A bird nest prevention device is provided. The device is comprised of a deformable body that can be placed in openings of an outdoor structure where birds desire to nest. As a result, the device prevents said birds from nesting and also prevents the owner of the structure from constantly monitoring and destroying bird nests.

A system for dispensing a pest attractant or repellent into a surrounding environment, comprising: a main reservoir for storing a fluid; a control volume coupled to the main reservoir, a first flow restrictor arranged to regulate a flow of the fluid between the main reservoir and the control volume; a second flow restrictor arranged to regulate a flow of the fluid out of the control volume; and, an evaporation medium positioned at or downstream of the first flow restrictor, wherein at least one of the first and the second flow restrictors is a controllable flow restrictor, and wherein the system further comprises electronically controllable actuation means for actuating the controllable flow restrictor.

A system for dispensing a pest attractant or repellent into a surrounding environment, comprising: a main reservoir for storing a fluid; a control volume coupled to the main reservoir, a first flow restrictor arranged to regulate a flow of the fluid between the main reservoir and the control volume; a second flow restrictor arranged to regulate a flow of the fluid out of the control volume; and, an evaporation medium positioned at or downstream of the first flow restrictor, wherein at least one of the first and the second flow restrictors is a controllable flow restrictor, and wherein the system further comprises electronically controllable actuation means for actuating the controllable flow restrictor.

A puffer device includes a cabinet having a printed circuit board and a gear train assembly coupled to the printed circuit board. The gear train assembly includes a motor and a gear driven by the motor. A cam is coupled to the gear. The cabinet further includes a plunger configured to be contacted and driven by the cam. The puffer device further includes an aerosol can assembly configured to be releasably coupled to the cabinet, wherein movement of the plunger is configured to dispense a material from the aerosol can assembly.

A puffer device includes a cabinet having a printed circuit board and a gear train assembly coupled to the printed circuit board. The gear train assembly includes a motor and a gear driven by the motor. A cam is coupled to the gear. The cabinet further includes a plunger configured to be contacted and driven by the cam. The puffer device further includes an aerosol can assembly configured to be releasably coupled to the cabinet, wherein movement of the plunger is configured to dispense a material from the aerosol can assembly.

An animal repelling device includes a container, an end cap provided with through holes, a liquid level sensor and a wireless communication component. An animal repelling method includes: injecting volatile liquid for repelling animals in the container, and closing the end cap, in which the volatile liquid is vaporized to the outside; and detecting the liquid level through a liquid level sensor, and transmitting liquid level information to a wireless communication component, and controlling the vaporization of the volatile liquid via the wireless communication component. the vaporization of drugs for repelling animals can be intelligently controlled; and the remaining amount of the drugs for repelling animals can be automatically monitored to replenish the drugs in time.

An animal repelling device includes a container, an end cap provided with through holes, a liquid level sensor and a wireless communication component. An animal repelling method includes: injecting volatile liquid for repelling animals in the container, and closing the end cap, in which the volatile liquid is vaporized to the outside; and detecting the liquid level through a liquid level sensor, and transmitting liquid level information to a wireless communication component, and controlling the vaporization of the volatile liquid via the wireless communication component. the vaporization of drugs for repelling animals can be intelligently controlled; and the remaining amount of the drugs for repelling animals can be automatically monitored to replenish the drugs in time.