MD3000 anxiety monitoring system is a classic conflict of animals drinking Anxiety electric shock experiments. Can detect anxiolytic efficacy, weakened by punishment against animal behavior. The number can be a large number (up to 64 at the same time) the measurement position is detected. The proportion of software control water / electric shock, shock frequency length, measurement mode, and the entire duration of the interval recording. Drinking unit time interval the number of shocks can be automatically transferred to an Excel worksheet.