1 light control (light sensor), the light turn on in the evening ... of Killer Chemical freeAdvantage 1,light control: Auto-charge at daytime by solar 2,Time Control:you can Set up the ... garden, orchard, urban landscaping and aquiculture, it can trap and kill 1,287 species of pests such as: b) Underground pests ... grey bell moth, biston betularia linnaeus, monochamus alternatus hope solar pest control