1. Improved the function of loading and saving files on the lock interface, and supported more file types.
2. Added the functions of erasing, writing, activating lock, and writing VIN of new & old EIS W164 without gateway.
3. Added the function of displaying the current voltage when it is insufficient.
4. Added the wiring diagram of the old EIS W164 when without gateway. (different from the wiring diagram of all lost.)
5. Fixed other problems.