EXPS3 GEN2 improvement
- Enhanced transparency in the glass
- Minimal parallax, making it highly accurate
- A brighter red dot for improved visibility
- More true-to-life colors
Please follow these steps:
1. Push up button, red dot on
2. Push NV button, NV model on
3. Push UP and Down button same time, red dot off
4. use CR123A battery only
5. Make sure the spring of the battery cap contact the positive pole of the battery.