Multi-Function Optocoupler Tester Opticoupling Online Tester Detection Tool for Transistor MOS Tube

It uses Type-C interface, built-in electromagnetic, and is rechargeable. Bold and hardened test pin with elasticity. With test indicator light. Measurement compatibility: used to measure 817 type four-pin, series drive thyristor six-pin optocoupler; triode, thyristor, TL431, MOS IGBT, output 1khz pulse square wave signal. Colour:green Material:PCB+electronic components Package Contents: 1 * Optocoupler Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.