1,[Multi-layer plating] Chrome tungsten steel, multi-layer plating, not easy to rust, durable, can be used for a long time. 2,[Safety and insulation] ABS plastic handle , anti-drop, anti-aging, safety, insulation, no leakage, so you can rest assured that the use of 3,[LED lamp] High-quality LED lamp head, equipped with night vision lamps, environments dark can still be recognized and used normally. 4,[Non-contact] The voltage tester is exquisitely made, the measurement is non-contact, the use is safe, so you can use with peace of mind. 5,[Widely used] This multifunctional digital voltage tester is widely used in circuit testing, home circuit maintenance, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.