Features: Voice Broadcast & Year/Date/Time Function: This device will voice broadcast the test results in English after each measurement (available only on the Voice Broadcast version; the speaker can be turned off). The date and time feature helps you review previous blood pressure records. Automatic Testing, Easy to Use: After securing the cuff on the upper arm and sitting in the correct position, press the on/off button to start automatic measurement. The process is fast and delivers accurate results. Dual User Mode & 99-Group Memory: Stores up to 99 measurement records for each of two users, allowing convenient tracking of blood pressure and pulse. When memory is full, the oldest data is automatically overwritten by the newest. 2.0-inch LCD Digital Display Screen: Displays systolic pressure, diastolic pressure, and pulse rate. Large screen with large characters ensures clear and easy reading. Compact Portable Design: Sleek appearance with simple push-button controls, making it convenient to monitor blood pressure anytime and anywhere. Low Power Consumption: Powered by 4 x 1.5V AAA batteries (not included). Automatically powers off after 1 minute of inactivity and includes a low battery indicator. Specifications: Type: With English Voice Broadcast / Without Voice Broadcast (Optional) Material: ABS Memory: 99 groups per user Measurement Method: Oscillometric Measurement Range: Pressure: 20280 mmHg (2.737 kPa) Pulse: 40160 beats per minute Cuff Arm Circumference: 2034 cm Operating Conditions: 540C, 85% RH, 85105 kPa Storage and Transport Conditions: -2055C, 1093% RH, 50105 kPa Power Supply: 4 x 1.5V AAA batteries (not included) Device Dimensions: 116 x 96 x 60 mm / 4.57 x 3.78 x 2.36 in Device Weight: 310 g / 10.95 oz Package Weight: 375 g / 13.24 oz Package Dimensions: 16 x 11 x 10 cm / 6.30 x 4.33 x 3.94 in Package Contents: 1 x Blood Pressure Monitor 1 x User Manual (English)