Made of high quality-plastic, it-is solid, durable and good performance, long service life. Simple zeroing, high accuracy, easy operation and sensitive to detect electric current. It can be widely applied in education, laboratory and scientific applications and industrial areas. The transparent protective shell-can prevent it from-dust and reduce damage. The reading in the galvanometer is-quite large and obvious, which makes it easy to read and recognize.<br><br>Note: Installation guide not included, Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:As Shown Material:Plastic<br><br>Package Contents: 1 * Galvanometer<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.