Self-timer using the front camera on the phone, not only the shutter button to increase the function of the countdown, so you do not need to manually can easily illuminate many of the photos, click on the "clock" button to select the countdown time, in accordance with the preferences to choosethe number of seconds of continuous reciprocal of the self-timer.Images stored in the path :/ mnt / sdcare / CountdownSelfsnapshota / Image Name imageXX.png. (XX for a cumulative increase in the figures) Conversion time to change direction when the screen for a few seconds. Change direction when the countdown function will be canceled and return to the set time. There is no auto focus. There is no focal length.