This document is a letter from John discussing several topics:
- Jesus Christ is the eternal life and the Son of God who was seen and touched.
- Those who believe in Jesus have fellowship with God and each other.
- John instructs believers to love one another and avoid sinning. He says if they do sin, Jesus advocates for them before God.
- John emphasizes the importance of obeying God's commandments, especially loving one another, and differentiates true believers from false prophets and antichrists.