It incorporates the advanced oscillometric method to give accurate reading. The wide (22~36) cm upper arm cuff is customized to suite Indian environment. The large LCD digital screen with WHO classification indicator displays all vital parameters. It is suited for 2 users with 99 memories storage each. It is provided with dual power source (4 pcs. AA alkaline battery and USB 5V power supply) for convenient operation. SHIKON Blood Pressure Monitor are approved by Legal Metrology, Govt. of India and covers with a 2 years replacement warranty with a large after sales service network from the house of Morning Walker- a trusted brand since 1994.