Discover a non-harmful, chemical-free way to keep your picnics and outdoor activities free from dive-bombing bugs and incessant insects! This bug repellent fan from Trevar is engineered with an innovative reflective pattern on the fan blades which disrupts light and makes flying insects steer clear. The product features bug repellent fan chemical-free soft-stop fan blades constant airspeed lightweight and portable battery operated (2 AA batteries not included) with no chemicals or insecticides. This eco-friendly insect repeller uses nothing more than spinning air and refracted light to clear the area of mosquitoes, flies, gnats, and other bothersome bugs. This means no insecticides, chemicals, or toxins of any kind can enter your home or outside environment. Repels insects without harming them the Trevar bug fan is the most effective chemical-free method of ridding an area of flying pests. It is odorless, quiet-running, and uses less power than ultrasonic bug repellent devices – so you can enjoy hours of carefree outdoor hosting and entertaining. Innovative light disrupting pattern the secret lies in an innovative holographic pattern on the fan blades, which bends the ambient light and creates an unnatural environment that is bothersome to insects. Soft-stop fan blades are engineered with long-reaching, soft, and flexible fan blades that stop on contact and resume when the obstacle is removed.