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Package Contents: 1x Fingertip Pulse Oximeter, 1x Lanyard, 1x English User Manual
Price history and price alert
Price history (for all/most countries) for RZ001 OLED Healthcare Monitor is here.
Price records source(s): Gearbest
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You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).