Enjoy your outdoor living spaces without pesky bugs by using the Stinger 24 Watt Replacement Bulb B24B. It is designed to attract a wide variety of bugs and helps to take care of them without the use of chemicals or sprays. This Stinger replacement bulb is compatible with the BK300 and BK500 Stinger units. It is easy to install and require no tools. Simply screw the item into the unit and it is ready for use. This UV light bulb features a unique design that works by attracting up to 40 percent more bugs compared to a traditional white ultra-violet bulb. Feature it on your front porch to create a clear and welcoming entryway or on your patio deck or backyard for a peaceful and relaxing outdoor area. They are designed for long-lasting performance to last throughout the year.