Secondhand G-Life Elif 5 FLW 2.9kg Portable Oxygen Concentrator

Objective AI Report

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Report date: 08.10.2025

GLife Elif Portable Oxygen Concentrator Analysis Report

Overview and Product Description

The product shown in the visuals is a portable oxygen concentrator designed for individual use. Its compact structure, carrying case, and external battery indicate its suitability for mobile use. The device separates nitrogen from the ambient air it takes in, providing high-concentration oxygen to the user.

Brand and Model Information

The GLife brand and Elif model are clearly visible on the front panel of the device. This information definitively confirms the product’s identity.

Quantity Information and Accessories

As a result of the inspection, a total of 3 product items were identified in the set. These items are listed below:

• 1 unit GLife Elif portable oxygen concentrator
• 1 unit external rechargeable battery pack
• 1 unit gray-colored carrying bag with shoulder and waist straps

There is a socket input on the side of the device for external power connection. Other accessories such as a charging adapter, car kit, or oxygen cannula are not shown in the visuals.

General Condition Assessment

Based on the details in the visuals, the product is assessed to be in a new or near-new condition. The protective film on the device’s handle and the fact that the usage labels on the front panel have not been removed indicate that the device has either not been used at all or has been used very little. Its overall condition is excellent.

Physical and Mechanical Analysis

There are no scratches, dents, cracks, discoloration, or stains on the white and black casing of the device. The air intake grilles on the side are clean and undamaged. All mechanical parts, buttons, and the casing of the device are visually in perfect condition.

Electronic Components and Screen Analysis

The device’s digital screen is operational and has a bright blue backlight. The information observed on the screen and their meanings are as follows:

• 0015.0: This indicator represents the device’s total operating time, showing that the device has been used for 15 hours.
• 01 Level: Indicates that the oxygen flow level is set to the 1st stage.
• Battery Indicator: Shows that the battery is charging and its charge level is approximately 75%.
• Alarm Lights: Alarm indicators for “Low concentration” and “Breath signal” are present on the screen, but these alarms are not active.

No error codes or malfunction warnings are visible on the screen.

Battery Analysis

The set includes one external and rechargeable battery pack. The battery is in its original cellophane packaging and shows no signs of physical deformation, swelling, or leakage. Its label includes “POC RECHARGABLE BATTERY” and technical specifications such as “18650×8 3.7V 3400-3500mA”.

Label Information

The readable label information on the products is as follows:

• On the Device: The brand is written as GLife, and the model as Elif. Additionally, there are labels including “Touch Buttons” and an on/off warning.
• On the Battery: “POC RECHARGABLE BATTERY”, “Reusable Battery | Long Lasting”, “Air Filter must be used”, “18650×8 3.7V 3400-3500mA”, “PCB 6S10A CURRENT VOLTAGE LIMITER” information is legible. Although an S/N (Serial Number) label is present on the battery, it cannot be read clearly from the visual.

Potential Malfunction Risk

According to the detailed examination of the visuals, no wear, rust, cable damage, or any condition indicating a malfunction has been observed on the device or its accessories. Considering the product’s near-new condition and clean physical state, no malfunction risk is expected in the near future. The product gives the impression of being reliable and ready for operation.