MDBP203 is a new model of ChoiceMMed auto digital wrist-type blood pressure monitor, intended for non-invasive measuring adults' systolic, diastolic blood pressure and heart rate.Detect users' irregular heartbeat. Its greatest improvement is 2 users mode, two users can use it to monitor and store blood pressure data up to 120 pieces.Ideal for family use. Meanwhile MDBP203 is an accurate, intelligent, convenient monitor. Accurate:Detect blood pressure by oscillograph method, all values are calculated by an average of the 3 most recent measurement. Intelligent:Color guide for assessing blood pressure level according to WHO BP classification help users learn their health status easily.120 memories recall with date and time function records blood pressure data during a period of time ,which is helpful for you to get specific advice from your doctor. Convenient:Bright LCD displays readings, easy to read.One-touch function, easy to use.Compact, easy to carry.Low battery indicator and automatically power off to help extend battery life. Package content: Monitor unit, Users' Manual, Plastic Storage Case. Cuff circumference: Approx.75*300(W*L) mm, Fits wrist circumference 5.3"~8.5"(13.5-21.5 mm).