1. a guide for use
- 4G Standard Pattern Code Scanner
- JEONGEUM have hidden invisible codes!
- If you scan with the JEONGEUM app, you can find and listen to hidden information on the card.
2. Installation method
- After executing the JEONGEUM app, approve the camera access right → recognize the JEONGEUM app → check the recognition screen
※ Your mobile device must be connected to a WiFi or mobile network.
※ If the JEONGEUM app is not downloaded, you can download LAB Code Scanner and use it.
3. Awareness Guide
- Please level it as much as possible. (Recommended distance - 10–15 cm)
- Its affected by the focus. Please focus correctly.
4. Recommended Model
- Based on APPLE - iPhone XS and later, SAMSUNG and later - Galaxy 10 and later
※ It is operable on older models, but there may be a decrease in recognition speed and recognition rate.
※ Even with later releases, if there is a problem with the camera (damage, foreign matter, module problem), it may be difficult to recognize.
※ Do not use the a lot of Apps at the same time as the APP may affect the memory usage in the device