This invented solar Light trap is trapping harmful and beneficial insects , to be monitor the type of insects in the field and for mass trapping of insects in the crop fields. The porous walls are provided in the insect collecting chamber so the small size beneficial insects can come out from the chamber and separate from the harmful insects. The remaining harmful insects then can be killed by Bio pesticides kept in the chamber: The mass trapping of insects can be done by using one trap in a hector. It is an important ecofriendly I.P.M. tools for pest control in the field crops without using pesticides for flying Insects.