Features : * new and high quality. *PREMIUM MATERIALMade with plastic and copper materials, it can be used for a long time. *HOW TO USE: Test your wall outlet with the outlet checkto ensure its grounded. Push the safety adapter into your grounded outlet. Push the straight cord into the safety adapter and snap the other end of the cord onto the conductive bed sheet. Push the coil cord into the safety adapter then connect to the tester. Specifications : *Product Name:earthing socket *Size:5cm *Color:white Packing: Plastic bag Material: anti-static conductive yarn braid Weight: 45g Package Content: 1 x earthing socket Four plug options are available Note : 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.