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Santamedical Generation 2 OLED Fingertip Pulse Oximeter Oximetry Blood Oxygen Saturation Monitor with batteries and lanyard – $ 18.95

Save 30% each on Qualifying items offered by Oximeter Superstore when you purchase 1 or more. Enter code LT4M6E9M at checkout.

Total after code – $ 13.26 with free shipping fulfilled by Amazon.

Item is rated 4.7 stars across 350+ reviews.

Per CCC, lowest ever price prior was $ 13.50 last September.

Available in Silver, Black and Pink (I ordered silver, so can confirm code works with that color).