Watch video How to use 5v relay module | Arduino UNO with 5v relay module [Code and circuit diagram] online without registration, duration 02 minute 13 second in high hd quality. This video was added by user SriTu Hobby 09 June 2020, don't forget to share it with your friends and acquaintances, it has been viewed on our site 32 thousand once and liked it 160 people.