| WHO Classification | Systolic (mmHg) | Diastolic (mmHg) | Action | | :--- | :--- | :--- | :--- | | | < 120 | < 80 | Maintain healthy lifestyle | | Normal | 120–129 | 80–84 | Monitor regularly | | High Normal | 130–139 | 85–89 | Consult doctor for advice | | Mild Hypertension | 140–159 | 90–99 | Seek medical evaluation | | Moderate/Severe | ≥ 160 | ≥ 100 | Contact physician immediately |

Once deflation is complete, the screen displays your systolic pressure, diastolic pressure, and pulse rate. The device automatically stores these numbers under the selected user profile.

The RAK283 is a fully automatic digital blood pressure monitor. Before you start, familiarize yourself with its key components.

Pass the end of the cuff through the metal loop to form a cylinder.

Replace all 4 AAA batteries with new alkaline cells immediately. Maintenance, Care, and Safety

Flashes if an irregular rhythm is detected during measurement. Battery Indicator: Alerts you when power is running low. Initial Setup and Configuration

Wipe the casing of the monitor with a dry or slightly damp soft cloth. Never submerge the main unit or use harsh chemical solvents, abrasives, or alcohol-based cleaners.

| WHO Classification | Systolic (mmHg) | Diastolic (mmHg) | | :--- | :--- | :--- | | | < 120 | < 80 | | Normal | 120 - 129 | 80 - 84 | | High Normal | 130 - 139 | 85 - 89 | | Hypertension Stage 1 | 140 - 159 | 90 - 99 | | Hypertension Stage 2 | 160 - 179 | 100 - 109 | | Hypertension Stage 3 | ≥ 180 | ≥ 110 |

To get started with your RAK283 blood pressure monitor, follow these simple steps:

: A soft-shell zippered pouch for travel and protection. 2. Device Anatomy and Display Indicators

The RAK283 can be powered by batteries or an external power adapter.

Capable of storing 99 sets of measurements for two separate users (198 total records). Operating Instructions How to Use Your Home Blood Pressure Monitor

If you need more specific details about your , please let me know:

Stay completely still. Do not talk, move, or shake your arm during testing. Cuff inflation error or leak

Bare your left upper arm. Remove thick or tight clothing (rolling up sleeves too tightly can constrict blood flow and alter results). Slip the open loop of the cuff onto your left arm.

Rest your arm on a flat table or desk so that the upper arm cuff rests at the exact same level as your heart. Applying the Arm Cuff