Description
Insert the Philmore LKG 75-4650 Telephone Line Tester into a modular jack to detect issues with the telephone line. An LED indicator light will notify the user of problems such as reversed polarity or lack of contact.
Insert the Philmore LKG 75-4650 Telephone Line Tester into a modular jack to detect issues with the telephone line. An LED indicator light will notify the user of problems such as reversed polarity or lack of contact.