Model 1043 goes beyond just a method crafted to automatize blood donationsThis item is engineered for the purpose of equipped to monitor and store every donation automatically together with Shift the data directly to a computer. Product features programmable volume to be extracted bag and anticoagulant automatic tare both manual and automatic options tubing obturation clamp visual and audible alarms control and alarm of high/low flow control and alarm indicating lack of tubulure permanent agitation of the extracted unit liquid High-definition crystal LCD display with two rows and 16 characters each that show donation time, Flow ml/s, The volume collected and alarms computer interphase connection through rs, 232 port storage No more than five00 donations together with all parameters transporting handles on cabinet autocalibratingsystem auto chargeable battery with 48 hours battery backup and battery status indicator