... Hypulina Wehrli, Euproctis/Euproctis Pseudoconspersa Strand, Tea Leaf Roller/Adoxophyes sp., Tea Green Leafhopper/Empoasca spp.,Empoasca pirisuga matsu ... ,Empoasca flavescens ,tea tussock moth,tea eucleid, clania minuscula butler, cotton worm/cotton ... Life span : 5 years. Maintenance free. 4.. The light source: ultraviolet lamp (wave length 320-680nm,peak value ...