Now we have normal size 22-32cm cuff, Health is really important for us! And a good tomomer will help a lot! Give it to our loved ones! Product Features 99sets of storage 2 people IHB arrhythmia detection, WHO blood pressure classification.Intelligense pressurize, LCD screen,three colours of backlight optional Voltage power detection,Low power consumption Dimention 126×100×53mm not include Wristbands Display Digital liquid crystal display Accuracy ±3mmHg ±0.4kPa Fashionable outward,Light and compact,suitable for health care medical field,familes and adult Auto power off:Auto power off when no operation for 1 minute ​Note : it is without voice function. we also have voice model in our store, if you need voice model, please contact us. Packing information Box volume 11.2cmX10.2cmX16.2cm OuterBox volume 46.8cmX30.3cmX50cm weight each one is about 500 grams, 30 per carton,per carton weight 18 kg Certificates:CE ISO13485 ROHS