Specification: WEIGHT:0.53 oz / 15g DEVICE DIMENSIONS:1.5'' x 1.2'' x 1.5'' RING PERIMETER:2.0'' - 3.2''/ 50-82mm WIRELESS:Bluetooth 4.0 BLE BATTERY LIFE:Rechargeable lithium-polymer, 3.7 Vdc; 12-16 hours for typical use VIBRATION SOURCE:Low oxygen levels, high/low pulse rate DEGREE OF DUST &WATER RESISTANCE :IP24 RECORDED PARAMETERS:Oxygen levels, pulse rate, motion COMPATIBLE COMPUTER SYSTEM:Windows 7/8/10;macOS 10.15.3 or above WORKS WITH:iOS 9.0 or above, iPhone 4s/iPad 3 or above; Android 5.0 or above, with Bluetooth 4.0 BLE OXYGEN LEVEL RANGE:70%-99% PULSE RATE RANGE:30 to 250 bpm MEASURE INTERVAL:1S DISPLAY INTERVAL IN APP DATA CHART:4S BUILT-IN MEMORY:4 sessions, up to 10 hours for each session 1X O2Ring™ Continuous oximeter 1X Micro USB cable 1X User guide Detail: 【1】RELIABLE AND ACCURATE: Continuously track Oxygen Level, Pulse rate and Perfusion index in every second. 【2】FREE APP: Data can be transferred to smart phone for more detailed information. It supports to share JPG or CSV reports with others for free. 【3】EASY TO MANAGE: O2ring stores four sets of 10-hour data. It supports synchronizing the data to the software for management via Bluetooth. 【4】INTELLIGTNT AND RECHARGABLE: Long battery life. It can be used for 16 hours after fully charged. 【5】SMART REMINDER: If your oxygen level is lower, or heart rate is lower / higher than the threshold you preset, the O2Ring will vibrate to notify you and mark it in the report. 【6】COMFORTABLE AND CONVENIENT: The patented ring oximeter is made of silica gel, which is soft and comfortable. 【7】NOTE: It's not a medical device. This device is for Sports and Aviation use only and not intended for medical use.
Returns Accepted for this item if it's within 60 Days