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TRIPLETT TeleTalker 330 Linemans Test Set, 3330

Test Analog / POTS line and systems 3 level volume control (battery not required) can provide up to 12 dB of volume gain Data safe monitor mode High impact weather resistant housing and keypad

Triplett USB Power Monitor, USB-BUG

The USB-Bug will dTest Power (0 to 99.9W), Voltage (3.2 to 30VDC) and Current (0 to 3A) on USB 2.0 and USB 3.0 charging ports with over-voltage, under-voltage and over-current indicators Measure capacity (in mAh) to verify output of portable battery pack Intelligent charging feature automatically selects the safest maximum current for your phone or tablet (charging your phone or tablet up to 50% faster) Dual output for charging two USB devices off of one USB 3.0 port; One port is a specially designed masked port to charge your phone or tablet without any data being transferred