Good Knight Flash Card Advanced is a highly effective mosquito repellent designed to protect your home from mosquito bites. Using advanced technology, it provides long-lasting protection by releasing a safe yet potent formula that keeps mosquitoes at bay. The flash card system is easy to use, offering quick and consistent protection for your family. It is ideal for use during sleep, family gatherings, or any time you want to ensure a mosquito-free environment. Good Knight Flash Card Advanced is a convenient and efficient solution to help maintain a safe, comfortable atmosphere without the hassle of sprays or lotions.