The Guardian is a patented technology that keeps small hive beetles from entering a beehive by masking the entrance. The Guardian also uses red light technology that has been proven to detour the small hive beetle and disrupts their invasive efforts. Installation of the Guardian is simple and adapts to any beehive configuration from 10 and 8 frame Langstroth, as well as 5 frame nucleus colonies. The Guardian gives your bees a fighting chance against the threat of small hive beetles.Wondering if it works? Check Out These Videos:[tab]Weight .50 lbsDimensions 9 5 1 in