Optocoupler Tester Kit 555 Application Circuit Board Practice Welding Diy Electronic Product And Assembling Spare Parts

Features: Optocouplers, also known as optocouplers, are commonly used electronic components that are difficult to test with ordinary instruments. 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. 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. It's a diy kit. Need to solder by yourself. This circuit board has a compact and lightweight design, suitable for use in professional environments such as laboratories and workstations. The kit is designed to be easy to use, allowing both professionals with in-depth knowledge of electronic products and beginners with limited basic knowledge of electronic devices to get started and operate it easily. Specifications: Color: As picture Size: 5.6*3.7cm Power supply: DC 5V Package contains: 1pc Note: Please allow slight dimension difference due to different manual measurement. Please note that slight color difference should be acceptable due to the light and screen. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.