Features 4 Test Frequency: The VI curve test instrument has 4 test frequencies, which can be connected to the oscilloscope, analog oscilloscope, and a digital oscilloscope used for use. Simple Operation: The curve test instrument kit can open a key to a single channel or replace the display function. This curve tester is easy to use, which is very convenient. Dual Signal Input: The curve tester can enter the puppet signal and replacement display. This is a more convenient display, which makes it easier for us to use. Adjustable: The curve test instrument has 4 gear frequencies, which can adjust the alternation speed according to different situations. Wide Application Scope: ASA tester is used for circuit board inspection and maintenance, component screening, which is an important testing device with extensiveness. Specification: Item Type: VI Curve Tester Material: ABS Channel: 2 Frequency: 4 gears Package List: 1 x VI Curve Tester 2 x BNC Cable 2 x Test Cable Note: 1. When testing the circuit board online, do not charge the circuit board. 2. If there is a large capacitor on the circuit board, it must be discharged first, otherwise the test board will be easily burned. Package List 1 x VI Curve Tester 2 x BNC Cable 2 x Test Cable