This Tester Volt electrical Pen Draper is a reliable and efficient tool for detecting non-contact voltage. The unit is designed with a high voltage feature and is suitable for both home and professional use. The brand, Draper, is known for its quality products and this unit is no exception. The unit type is a single unit and it is manufactured in China. The maximum voltage it can detect is 240v. This voltage detector is perfect for those in the business, office or industrial fields and is a must-have for any toolkit. Get your hands on this reliable and efficient voltage detector today!