RibRave Electronic Mosquito Repeller – Your 30ft Bug-Free Zone Enjoy the outdoors without the itch! The RibRave Electronic Repeller uses advanced technology to create a massive 30ft protection zone against mosquitoes and flying insects. Large Coverage: Creates a 30-foot mosquito-free barrier for patios, camping, or indoor use. Eco-Friendly & Safe: Uses natural ingredients and ultrasonic technology; safe for families and pets. USB Rechargeable: No more hunting for batteries. Simple USB charging for portability. Complete Kit: Includes the portable device and 2 long-lasting refills. Versatile Design: Easy to attach to backpacks, strollers, or place on a table.