omron hem-780 instructions what does e mean

Overview of Omron HEM-780 The Omron HEM‑780 is a compact, fully automatic cuff‑sized blood‑pressure monitor for home use. It displays readings, stores multiple users, and syncs via Bluetooth to a smartphone app. A built‑in error indicator helps troubleshoot common issues quickly. It stores up to 30 readings per user for trend analysis . Device Purpose …