Min. Order Reference FOB Price
100 Pieces US$60.00-90.00 / Piece
Product Description
Hot Selling Pulse Oximeter Wireless Heart Rate Monitor Portable Sleep Monitor Watch for Sleep Apnea Aid with CE&FDA FEATURE: Easy and comfortable to use: The lightest and smallest sleep monitor records O2 saturation level &heart rate in your sleeping. The wristband pulse oximeter with patented ...