Fully Automatic micro controller based system. Tourniquet is battery operated, hence portable. Built in battery charging circuit for immediate charging. Cuff pressure is maintained to set value automatically. Sophisticated time based alarms to give warning messages. Online cuff pressure and time settings can be altered. Sophisticated time based alarms to give warning messages. Elapsed time display in min : sec fashion. Last settings memory after power is turned off. Unit is compact, light weight. Elegant, soft keypad to dial.