Dr. Odin Blood Pressure Machine OBP101 is a fully automatic machine which is best to use by adults on the upper arm at home or in a doctor's/nurse's office. It enables a high-speed and reliable measurement of systolic and diastolic blood pressure as well as the pulse through the oscilloscope method. This device offers clinically proven accuracy and has been designed to be user-friendly. Features: Portable design Automatic shutdown Support 2 users Talking function Large LED backlight display USB power source 60-user memories storage Small & efficient design Dual power modes Intelligent pressure Care: Don't place the cuff over the wound part Too frequent measurements can cause injury to the patient due to blood flow interface Don't attempt to repair or service the product This monitor is intended to be used by adults only Don't use the batteries and the AC adapter to provide power at the same time Avoid eating and smoking before measurement Remove any garment that fits closely to your upper arm A loose Cuff or a sideways protruding air pocket causes false measurement values Remain seated quietly for at least 2 minutes before you begin the measurement Additional Info: Model number: OBP101 Warranty: 12 months Dimensions: 16.5 x 12.5 x 8 cms Weight: 400 gms Includes: BP monitor, 4 AAA batteries, User manual, Carry pouch, Cuff