The scan result is set to "positive" by default, but by pressing the Settings button you can change it to always show a βnegativeβ result, or a random result. *** Download this app for free now! *** ***** If you like this free app please support it by rating it! ***** * On supported devices with flashlight/torch function only. Caution: bright light! Do not look directly into light and do not point directly at eyes of people or animals.