Features:

• Display of SpO2, Pulse Rate, and Pulse bar.
• Low power consumption, automatic power o ff, Approximately 30 Hour normal operation.
• Battery-low indicator.
• Supports 2 AAA alkaline or rechargeable batteries.
• Accommodates widest range of finger sizes from pediatric to adult.
• Small & lightweight design ( total 0.09 lbs without batteries ).
• 2 year limited warranty.