1. drug library 2. built in clock 3. audible visible alrams 4. LCD display 5. CE ISO marked Drug library with 174 kinds of 10 Categories of common drugs: Cardiovascular Sys, Respiratory Sys, Antibiotic Sys, Alimentary Sys, Nervous Sys, Analgesic Sys, Urinary Sys, Blood Sys, Endocrine Sys, Anaesthetic Sys. Drug library mode : There are 17 Units of available such as ug/kg/min, mg/kg/min, g/kg/min, ...