Brand: IMDK.
FDA approved.
Type: Pulse Oximeter.
Model No: C101A2 (Origin: China).
OLED display for easy read, 4 directions adjustable.
Sleep monitoring for up to 8 hours.
Simultaneous display for testing value and barograph.
Low-power consumption.
Low battery voltage indicator.
Auto power off: 8 seconds automatic shutdown.
Very light: weight only 2.2 oz with 2 AAA alkaline batteries (batteries not included).