✔ACCURATE & RELIABLE: Our WHITE blood pressure gauge and wrist cuff kits are clinically tested and validated for accuracy to detect high bp and irregular heartbeat at home; Fully automatic and equipped with built-in memory function to provide fast readings; Install 2 AAA Battery ( Not Included) ✔2 USERS & 120 MEMORY: Our BP gauges can be switched between two users, each for 60 readings records with date & time stamp respectively. Ideal for senior couples or individuals with hypertension or arrhythmia to track their health status and compare trends ✔LIGHTWEIGHT & PORTABLE: Our wrist BP tester is packed in a small carrying case, compact and lightweight. With fully automatic one-button operation, our BP detectors are convenient for daily use at home or in travel ✔LARGE LCD DISPLAY: Our portable home use blood pressure gauges equips large HD screen, clear fonts, oversized numbers, so these will lead to easier and quicker results checking, especially convenient for the elderly ✔ADJUSTABLE BP CUFF: Our blood pressure meters are equipped with standard adult wrist from 13.5cm (5.3 inches) to 21.5 cm (8.5 inches) in circumference. Ergonomically designed with integrated hook-and-loop fasteners to provide precision and comfort during the measurement process