RAYCOP products are authorized to be sold through our website directly and through the retailers listed below. When shopping on Amazon, purchase the RS2, LITE or LITE stand through the default seller RAYCOP North America Inc. to ensure you are purchasing from us directly. There are resellers on Amazon and eBay that are not authorized to sell our allergen vacuums. No seller on eBay is authorized to sell RAYCOP products. Products sold by unauthorized sellers will not be covered by the warranty and support we offer to our RAYCOP North America customers.