#Repost @codingheroes (@get_repost) ・・・ No test pen. Make one to test if the bulb is useful. - - - - #techknowvision #techgurujii #electronicsrepair #electronicsengineering #electronicsprojects #engineering_life #electronicsengineering #electronics #electronicos #electronicslovers #electronicsdiy #electronicsbuddy #electronicsengineering #electronicsprojects #electronicsidea #electronicslovers #electronicsday #electronicsolution #electronicsengineer https://www.instagram.com/p/CDBDhJiJyNa/?igshid=ev9jqev3k75d

Do you know what field it can apply to?🤓 By @electronicsdiy - #electronicsdiy #electronicsbuddy #electronicsengineering #electronicsidea #electronicslovers #controlsystem #arduinoproject #arduinofun #arduino #electronics (at Busan, South Korea) https://www.instagram.com/p/CFw_c8TD4hB/?igshid=1z7gq9g14f7g

#Repost @electronicsidea (@get_repost) ・・・ Are you connecting the network cable like this？😂 - #network #cableconnector #electronicsidea #electronicsbuddy #electronicsday #electronicsengineering https://www.instagram.com/p/CBMwEhqpXup/?igshid=1pljfeyqj7bij