Large lcd and buttons: Large, easy to read LCD screen with the clear, oversized numbers and big buttons for effortless operation - perfect for all ages, Self-checking universal cuff: Self-check feature helps you put on the cuff correctly. Specially designed adjustable arm cuff from 8.7 to 16.5 inches for all sizes, 2 users memory: Store up to 120 readings and save between 2 profiles for 2 different users. Features a Low Battery & Date display functions, Voice Broadcast: The voice broadcast makes an alternative for silent mode, facilitating testing for users with different needs (the voice function can be turned off), Full set: 4 AA batteries as well as a carrying bag for convenient storage and carry included