Jonard PT-300 Pocket Continuity Tester and Toner, 5" Length

The Jonard PT-300 pocket continuity tester and toner is the perfect tool for testing continuity and short circuits and for identifying coax cables in an MDU accurately up to 5,000 feet. This industry standard now features two innovative improvements. It has been redesigned with a built-in on/off switch located within the barrel of the toner to save on battery life and it also features voltage protection up to 52 volts saving the tool from being shorted out. The PT-300 uses a standard triple a battery and is equipped with an LED located on the head of the DC transmitter that will light up when it detects a short-circuit. It also comes standard with a detachable tone detector and a by gender connector. To use the PT-300, unscrew the tone detector from the bottom of the base of the transmitter. By removing the tone detector, the unit is now turned on. The main body of the PT-300 houses the