2 pc piece voltage tester testers range 200-250 v voltmade by rolsonquantity: 21 x 190mm x 3.5mm ( test range 200-250 volt )1 x 140mm x 3mm ( test range 200-250 volt )determines whether the cable is live or deadinstructions of use on back of packagingthis item is brand new and is retail packaged!!!!!!