• Digital LED display to clearly view results, even at night. • Supports SPO2, pulse rate, and bar graph. • Advanced technology for accurate readings of oxygen saturation and heart rate. • Portable design with case and lanyard for home use or on the go. • Operates with two AA batteries (included) for up to 12 hours of continuous use. • Lightweight and practical, weighs only 70 grams without batteries. • Easy to use and read, with automatic shutdown after 5 seconds of inactivity. • Dimensions: 5.5 cm wide, 3.5 cm high, 7.5 cm long.