Our school bench digital voltmeters are high quality and are designed for educational excellence. With a range of 0-20V and precise resolution of 0.01V, it offers unparalleled accuracy. Housed in a high-grade ABS case with a protective displace window, it ensures durability and safety. Featuring a large, bold 14mm LCD display and screw-locking battery compartment, along with color-coded and shrouded 4mm sockets for convenience and ease of use. Reliable Performance: Provides consistent and accurate voltage measurements for reliable results in experiments. Enhanced Learning Experience: Facilitates a more engaging and effective learning experience for students by providing clear and accurate data. Long-lasting Value: Durable construction and high-quality components ensure a long lifespan, making them a cost-effective investment for schools. Easy Maintenance: The screw-locking battery compartment simplifies battery replacement. Improved Safety in the Classroom: The protective features minimize the risk of accidents during experiments. ZV020