📐 Technical Specifications
- Character Capacity
- Up to 7,089 numeric, 4,296 alphanumeric, or 2,953 byte characters
- Error Correction
- Level L (7%), M (15%), Q (25%), H (30%)
- Encoding
- UTF-8 multi-byte character support
🏭 Standard Industry Use Cases
- ✓ Cryptographic recovery phrases and secure offline backups
- ✓ Asset serial numbers and production line batch tokens
- ✓ Scavenger hunt clues and educational classroom quizzes
Frequently Asked Questions
What is the maximum amount of text I can encode?
A Version 40 QR code can store up to 4,296 alphanumeric characters or 7,089 numbers. For optimal scan speed, keep text under 300 characters.