Large LCD display with three backlight colors for easy readability, even in the dark. Elderly-friendly design with large, clear subtitles. Backlight colors (green/yellow/red) indicate blood pressure levels at a glance. Rechargeable digital BP cuff with a high-capacity lithium battery and included USB cable. Charge fully in 40 minutes via any USB power source (power bank, computer). No need to buy extra batteries, offering convenience and cost savings. 198 Memory Groups & 2 User Compatible. Supports two users, each with 99 memory storage slots. Records measurements with time and date. Accurate & Reliable Wrist Blood Pressure Monitor. Clinically tested and recommended by doctors for its reliability and accuracy. A durable and long-lasting device, perfect for your family's health. Easy-to-Use Automatic BP Machine. Simply press the ON/OFF button to start measurement. User-friendly interface for setting users, year, date, and time. No complicated settings required.