Description This high-sensitivity electrostatic field meter is a great physics teaching instrument for high school science classrooms. Designed as a student physics experiment set, it precisely detects static electricity phenomena during lab experiments. Features -Color:Black -Material:Plastic, iron -Size:46.50X19.00X7.00cm/18.27X7.47X2.75in -High sensitivity detection: featuring a highsensitivity electrostatic field meter, this student physics experiment set ensures precise measurement of static electricity phenomena during physics lab experiments -great and reliable design: built with robust materials, this physics teaching kit is a longlasting physics classroom teaching aid, ideal for repeated use in science classroom settings -Easytouse operation: designed for simplicity, this portable electrostatic field tester allows students to conduct electricity activities independently, enhancing their learning experience -Enhanced teaching effectiveness: as part of physical science kits for middle school and high school, this physics education tool helps teachers demonstrate static electricity concepts effectively -Versatile experimentation: compatible with various physics experiment tools, this electrostatics kit supports diverse scientific experiments, making it an essential gadget for science teachersPackage list: 1 x Electricity test equipment