Features:

Dual color HIGH RESOLUTION easy to read OLED display
Display SpO2, Pulse Rate ,Pulse bar and Plethysmogram
6 display modes for easy reading from all sides
Low power consumption, automatic power off
Approximately 30 Hour normal operation
Battery-low indicator
2 AAA alkaline or rechargeable batteries
10 setting adjustable brightness
Accommodates widest range of finger sizes from pediatric to adult
Small & lightweight design ( total 0.06 lbs without batteries )
2 year limited warranty

Specifications:

Display Type: Dual color High Resolution OLED display
Parameters: SpO2, Pulse Rate, pulse bar, Plethysmogram
Modes: 6 display modes for easy reading from all sides Brightness: Adjustable 10 levels
Dimensions: 2.3 in(W) x 1.3 in(H) x 1.3 in(D)
Weight: 0.06 lbs (about 1 ounce) (without batteries)
Operation Temperature 41°F to 104°F
Pulse Rate: Measurement range 30-235 bpm, Resolution 1bpm
SpO2 Measurement range 70-100%
Resolution 1%
Measurement accuracy 80%-100%; ±2% 70%-79 %; ±3% 0%-69%;unspecified