1Burning will produce a strange smell, make bees calm, cleaning and healthy, has no effect on the healthy of bees. 2It can be inserted in any place where it can be inserted, and the lower part can be handheld, safer and more convenient. 3Pure natural material, no other fillers, no harmful substances, and more convenient cleaning. 4Smoke bees, check bee status, safe, very practical. 5Total 30pcs, it can be used many times.