1Sale offers Oxygen Tester Fingertip LED Digital Dispaly Pulse Rate Monitor 6s Quick Measure 4s Auto-off for Family for $7.99 (orig. $8.99) +Free Shipping

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•  Accurate tester determines your oxygen saturation levels and pulse rate in 6s.
• 2-way rotating display for user and caregiver throught one press power button.
• Automatic shutdown in 5 seconds if there is no operation.
• Built-in silicone membrane, non-slip, sweatproof and comfortable.
• LED screen easy to read, even child and elder can use it at ease.