1、100% brand new and high-quality. 2、Hard steel,wear-resistant and rust-resistant,insulating handle. 3、The knife rod is forged with CR-V steel,has long service life. 4、The surface is electroplated and rust-proof,and the disassembly is dual-use(Slot and Cross). 5、The handle is made of premium thicken AS insulating material,safety is guaranteed. Features: 100% brand new and high-quality. Hard steel,wear-resistant and rust-resistant,insulating handle. The knife rod is forged with CR-V steel,has long service life. The surface is electroplated and rust-proof,and the disassembly is dual-use(Slot and Cross). The handle is made of premium thicken AS insulating material,safety is guaranteed. Specification: Material:CR-V+AS Measuring Range:AC/DC 100~500V Surface Voltage Endurance: 500V Inner Long Service Air Lamp:Fuse Length: 152mm/5.98in Blade Rod Size:3.5*100mm/0.14*3.94in Blade Size: 52mm/2.05in Weight: 45g/1.6oz Package List: 1*Test Pen Note: Please allow 1-3mm differs due to manual measurement.