Fully automatic blood pressure monitor, just press the button of one of the 2 users to start the measurement. Arrhythmia detection. 120 memories x 2 users with averaging of the last recordings. Arrhythmia detection. Date and time display. Large 80 x 90 mm backlit display. Powered by 6V charger (not supplied) or 4 AA batteries (not supplied). Supplied with a high quality cuff of 22-36 cm diameter. Storage and transport bag included. Dimensions: 99 x 160 x 56 mm. Weight without battery 295 gr. 2 year warranty.