{"product_id":"optocoupler-tester-kit-555-application-circuit-board-practice-welding-diy-electronic-spare-parts-kit-without-dc-cable","title":"Optocoupler Tester 555 Application Circuit Board Practice Welding DIY","description":"\u003cp\u003eDiscover the Optocoupler Tester 555 Application Circuit Board Practice Welding DIY, a standout decor pick designed for dependable everyday performance and lasting value.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cp\u003eType: Hand Tool Parts\u003c\/p\u003e\u003cp\u003esemi_Choice: yes\u003c\/p\u003e\u003cp\u003eOptocouplers, also known as optocouplers, are commonly used electronic components that are difficult to test with ordinary instruments.\nIf a optocoupler with quality issues is installed in the circuit, it will cause the circuit to not work properly and it will be troublesome to replace it. Using this circuit, insert the optocoupler into the test stand, and after powering on, the LED flashes to indicate that the optocoupler is in good condition. Product Name:Optocoupler Tester Kit\nWorking voltage:DC5V\nNote:Due to different production batches, electronic components may be different, which does not affect use.\nType:A:Without DC Cable\nColour:Green\nMaterial:PCB+electronic components\nSize:Circuit board size:45x40mm Package Contents:\n1 * Optocoupler Tester DIY Kit(This is a DIY kit, not a finished product) Only the above package content, other products are not included.\nNote: 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.\u003c\/p\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch4\u003eQ: What is the Optocoupler Tester 555 Application Circuit Board Practice?\u003c\/h4\u003e\u003cp\u003eA: The Optocoupler Tester 555 Application Circuit Board Practice is a quality decor pick. If a optocoupler with quality issues is installed in the circuit, it will cause the circuit to not work properly and it will be troublesome to replace it.\u003c\/p\u003e\u003ch4\u003eQ: What is the Optocoupler Tester 555 Application Circuit Board Practice made of?\u003c\/h4\u003e\u003cp\u003eA: The Optocoupler Tester 555 Application Circuit Board Practice is made from PCB+electronic components, measuring Circuit board size.\u003c\/p\u003e\u003ch4\u003eQ: Why choose the Optocoupler Tester 555 Application Circuit Board Practice?\u003c\/h4\u003e\u003cp\u003eA: The Optocoupler Tester 555 Application Circuit Board Practice stands out in our decor range — Using this circuit, insert the optocoupler into the test stand, and after powering on, the LED flashes to indicate that the optocoupler is in good condition.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the Optocoupler Tester 555 Application Circuit Board Practice?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Optocoupler Tester 555 Application Circuit Board Practice is a quality decor pick. If a optocoupler with quality issues is installed in the circuit, it will cause the circuit to not work properly and it will be troublesome to replace it.\"}}, {\"@type\": \"Question\", \"name\": \"What is the Optocoupler Tester 555 Application Circuit Board Practice made of?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Optocoupler Tester 555 Application Circuit Board Practice is made from PCB+electronic components, measuring Circuit board size.\"}}, {\"@type\": \"Question\", \"name\": \"Why choose the Optocoupler Tester 555 Application Circuit Board Practice?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Optocoupler Tester 555 Application Circuit Board Practice stands out in our decor range — Using this circuit, insert the optocoupler into the test stand, and after powering on, the LED flashes to indicate that the optocoupler is in good condition.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47768498405481,"sku":"\u003cnone\u003e","price":7.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S10238d322888441b938b2094605e66ccK.webp?v=1783467613","url":"https:\/\/oasis-select.com\/products\/optocoupler-tester-kit-555-application-circuit-board-practice-welding-diy-electronic-spare-parts-kit-without-dc-cable","provider":"Oasis Select","version":"1.0","type":"link"}