Electric test pen is widely used in home or office plugs and small DIY work to test circuit, and it also can distinguish the object is electrified or not. When you repair cellphones, tablet, computer or others, Maybe you would need it to make safe. Any professional maintenance person should have it.
We offer a 90-Day warranty. The warranty period covers any defects in the material or the workmanship of the product. Warranty does not cover any damage done while using the product. Any product returned within warranty period will be eligible for a refund or a replacement.