The utility model discloses a highway protective screen with instruction function, including the base, the top welding of base has the stand, there is noise protective screen body through bolt fixed mounting between the stand, the top fixedly connected with mounting panel of noise protective screen body, the inside bottom mounting of mounting panel is equipped with storage battery, the inside bottom of mounting panel is located storage battery's the fixed dc -to -ac converter that is equipped with in right side, the on -line screen storage device comprises a base, the bottom one end fixedly connected with inductive switch of mounting panel, the front upper end of noise protective screen body is equipped with the pilot lamp, the lower extreme fixed mounting that the front of noise protective screen body is located the pilot lamp has the road sign indication tablet. The device structural design is simple reasonable, easy dismounting, and the shielding noise is effectual, and the safety and stability is energy -concerving and environment -protective, has instruction function, and application scope is wide, is favorable to popularizing.