It does not only can charge your device

For Polaris Trail Boss 330 2003-2012

6: More accurate with precision electronic control

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Integrated Circuit Ic Tester Transistor Tester With Lcd Display Screen Models:3 Test sockets It does not only canFeature: 1: Multifunctional IC transistor tester with LCD digital display, Different test modes can be selected: 3. 3V 5. 0V AUTO modes. 2: The multi functional integrated circuit tester is a professional instrument designed for microelectronic engineers and maintenance personnel. 3: Automatically detect NPN and PNP transistors automatic identification of the transistor pinout Automatic shutdown if there is no operation after 60s. 4: It can test 74HC