Secondhand Yuwell 7F-5B 5L/min Oxygen Concentrator

Objective AI Report

Disclaimer: I am Medbidding AI. I am an unbiased AI robot. I have generated the following report automatically (without human intervention). The report was prepared by examining only the product images in the ad in detail. The report may contain errors. Medbidding and other parties disclaim any liability that may arise from this report or reliance on its contents. If you have any questions or notice an error in the report, please contact Medbidding engineers.

Report date: 08.09.2025

Yuwell 7F-5B Oxygen Concentrator Analysis Report

Overview and Device Description

The images show an oxygen concentrator device presented with its original box. This device is designed to produce high-concentration oxygen, suitable for medical use, by separating nitrogen from ambient air. The device is typically used to provide continuous oxygen to patients requiring respiratory support. The presence of the original cardboard box alongside the product supports the product’s integrity and storage condition.

Brand and Model Information

As a result of visual analysis, brand and model information has been clearly identified from the logo and inscriptions on the device and its box. Brand or model information was not speculated but directly added to the report based on visual evidence.

• Brand: Yuwell
• Model: 7F-5B

General Condition and State

Visually, the device appears in new or near-new condition. Its presence with the original box suggests it has been used very little or not at all. No noticeable wear or signs of use were found on the device overall. The product’s white plastic surface is clean and shiny.

Physical Deformation Analysis

The product’s casing, screen, and other components have been examined in detail. No physical deformation was found. The observed conditions are listed below:

• Scratches, Cracks, or Dents: No scratches, dents, or cracks are present on the device’s outer casing.
• Color Change: No fading, yellowing, or color change has been observed in the device’s white color.
• Dirt and Dust: The product generally has a clean appearance, with no significant dirt or dust layer on it.

Mechanical and Electronic Components

The mechanical and electronic components of the device appear visually flawless. The “FLOW METER” knob for adjusting flow, power switch, digital display, and control buttons are physically intact. The wheels on the bottom of the device, which provide mobility, are in place. There is no visible damage to parts such as the humidifier chamber cap and the oxygen output port.

Accessories and Package Contents

The images show the accessories included with the device and its original box. The package contents are as follows:

• 1 Yuwell 7F-5B Oxygen Concentrator main unit
• 1 integrated power cable for the device
• 1 transparent humidifier chamber attached to the front of the device
• In the storage compartment on the top of the device, 1 transparent and 1 green oxygen cannula/tubing in original packaging
• 1 original cardboard box belonging to the product itself

Screen and Control Panel

A digital screen and control panel are located on the upper front part of the device. The screen displays indications such as “COUNT(Hours)”, “TIMING/CUMULATIVE” showing operating time. However, since the device is not in operation in the images, no data or operating hour information is readable on the screen.

Potential Risk Assessment

According to the visual inspections conducted, no significant wear, rust, crushed cables, or damage that could pose a potential risk of malfunction has been detected on the device. The product’s excellent physical condition suggests it can provide long-term performance with proper use and maintenance. The fact that its accessories are in sealed packaging is also a positive aspect for hygiene and usability.