The is an essential tool for hands-on education, allowing students to observe the effects of static electricity . Its clear construction and responsive foil leaves provide immediate visual feedback, making it an excellent addition to any science classroom or home learning environment focused on physics. Features -Color:Assorted Color -Material:Plastic -Size:14.50X11.50X7.50cm/5.70X4.52X2.95in -Quick detection: the provides fast and precise charge detection for various objects -education tool: ideal for hands-on learning in physics classrooms, enhancing students' understanding of static electricity -User-friendly: the is simple to use, requiring only contact with the object to detect charges - : constructed with great materials, ensuring durability and reliability over extended periods -Portable design: its compact size allows for easy transportation and storage, making it convenient for on-the-go experiments Package list: 2 x physics education tool