{"product_id":"digital-optocoupler-tester-with-type-c-usb-interfa","title":"Digital Optocoupler Tester With Type-C USB Interface, LED Indicator, Battery Power, And PCB Online Test Module For Electronics Repair, Easy Plug And Play 4 Pin Optocoupler Detection Tool","description":"\u003cdiv\u003e\n\u003cp\u003eSingle-unit 4-pin Optocoupler Tester with USB Type-C\u003cbr\u003e\n✔️ USB-C powered, battery option, LED status, 4-pin detection\u003c\/p\u003e \u003cp\u003eThis compact optocoupler tester is designed for quick checking of 4-pin optocouplers in electronics repair projects. It’s commonly used on development boards, power supplies, and control circuits to confirm component functionality before final assembly.\u003c\/p\u003e \u003cp\u003e✅ Tests 4-pin optocouplers quickly for board-level diagnostics \u003cbr\u003e\n✅ Supports USB-C power plus optional battery power for mobility \u003cbr\u003e\n✅ LED indicator shows real-time test status during operation \u003cbr\u003e\n✅ Safe to operate with motherboard powered off and fully discharged \u003cbr\u003e\n\u003c\/p\u003e \u003cp\u003e💡 What is a handy question people ask about optocoupler testers in electronics repair?\u003c\/p\u003e\n- How this handy tester helps quickly verify optocouplers in PCB repairs\n- Why using both USB-C power and battery options matters in field work\n- What safety steps to follow to avoid shocks during testing\n- Where this tool fits in a typical electronics repair workflow\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48174071742699,"sku":"VXB0FHPJ4L3Z","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51tQGKvA5kL.jpg?v=1778005172","url":"https:\/\/vxb.com\/products\/digital-optocoupler-tester-with-type-c-usb-interfa","provider":"VXB Bearings","version":"1.0","type":"link"}