Suggested Retail: $168.99. Smart Ring Health Tracker Fitness Sleep Heart Rate Blood Oxygen Tracker Water Resistant Bluetooth Fitness Tracker Rings - This Smart Ring Health Tracker is made from lightweight, skin-friendly, high-strength titanium, offering excellent workmanship and durability. It records your exercise data, monitors your heart rate, HRV, blood oxygen saturation, and stress levels. The data can be easily viewed through a mobile app without any subscription fees. Please note, a size kit can be purchased separately for non-standard hand measurements. -- LOT STICKER: BB-BOX-PALLETBB171-ITEM-05d74c55___LPNPMCF7683837 -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.