10 Best Fly Zappers 2025 in the United States

The Bug Zapper Outdoor by GOOTOP is designed to cover a generous area of up to 1/2 acre, making it suitable for use in various outdoor settings such as patios, gardens, and backyards. With a wattage of 15W and a powerful 4200V electric grid, it effectively attracts and eliminates a wide range of flying insects, including mosquitoes, flies, and wasps.

The zapper is lightweight and easy to hang, plus it starts working immediately upon plugging in, making it user-friendly. The construction is made of durable ABS plastic, ensuring longevity. One of its significant advantages is the ease of maintenance, as the dead insects fall into a tray that can be easily cleaned with the provided brush, and the bulb is replaceable when it becomes less effective.

Safety is also considered, as it provides a way to control insects without chemicals, making it safer for pets and humans. However, it is most effective when used at night or in the dark, which might limit its usability during the day. Additionally, while it is EPA registered, some users may still prefer non-electric pest control methods.

The Flowtron Bug Zapper is a strong choice for anyone looking to control flying insects in outdoor spaces up to one acre, such as backyards, patios, or even small farms. It uses a powerful 40-watt UV light paired with a unique octenol attractant that mimics the scent of animals to lure a wide range of pests, including flies, mosquitoes, moths, and beetles. The zapper’s high-voltage 5600-volt grid is more effective than many competitors, ensuring a quick and reliable kill, even for larger bugs.

Constructed with weatherproof and durable materials, this unit is designed to withstand rain, snow, and sun without rusting or cracking, which means it can be left outdoors all year long. Maintenance is easy since it doesn’t rely on messy sprays, sticky pads, or chemical tanks—only occasional replacement of the UV bulb and attractant cartridge is needed. Safety is enhanced with a UL certification, making it suitable for use around children, pets, and wildlife.

While the zapper covers a large area, it is best suited for outdoor use and might not be as effective indoors or in very large open fields. The size and wattage also mean it requires a power source nearby. This fly zapper provides a reliable, low-maintenance solution for outdoor insect control with a good balance of power, durability, and safety.

The ASPECTEK 20W Indoor Bug Zapper is a strong contender for anyone needing effective insect control indoors or in covered outdoor areas. It uses a 20-watt UV light with a wavelength of 365nm, which is particularly attractive to a variety of flying insects like mosquitoes, flies, moths, bees, and wasps. Its double-sided design allows insects to be attracted and zapped from all directions, covering a large area of up to 100 square meters (about 1,076 square feet), making it suitable for rooms, kitchens, offices, and even warehouses.

One big plus is its safety design: a protective mesh screen keeps you safe from accidental contact with the high-voltage 2800V electric grid inside. The metal and plastic construction gives it decent durability, while the removable tray at the bottom collects dead insects, making cleanup straightforward and hygienic. The product comes with two replacement bulbs, which is helpful since UV bulbs usually need changing after a while for continued effectiveness. Weighing about 4 pounds and sized at 15 by 10.6 inches, it’s portable enough to move between rooms.

It is mainly designed for indoor or sheltered use, so exposure to rain or water should be avoided. While it covers a large space, extremely large outdoor areas might require multiple units or a different solution. For those seeking a bug zapper that’s easy to maintain, safe for household use, and effective against a broad range of flying insects, the ASPECTEK 20W provides good value with reliable performance.