The APCC is a camera and a flash trigger Camera can be triggered by infrared or wired. It has sound and light sensor internally, so the camera or/and flash can be triggered by a balloon bursting or a lightning. It has time lapse function (can make a picture every minute or a day, until a series of 999 pictures, or you can make long exposure photos) Can connect external analog and digital sensors, eg motion sensor, photogate, etc.  Hardware info: CPU 16Mhz Atmega 328p 84x48 graphic LCD with backlight IR & Wire photo camera trigger 2x Wire Flash Trigger onboard light/sound sensor or 2x external sensor 2x digital IN/OUT timelapes function onboard RTC clock onboard buzzer arduino opensurce, firmware upgragade