It seems like you're trying to create a structured HTML output for a product description, including a conditional check for the description's content. However, the formula you've provided appears to be a mix of Excel-like syntax and HTML, which might not be directly executable in any single programming environment. To help you, I can rewrite the product description into concise bullet points as you requested. Here are the bullet points based on the provided description:

• Compatible with 15.6 inch laptops with a 16:9 aspect ratio.
• Actual dimensions: 15.6 inches diagonal, 13.6 inches wide, 7.6 inches high.
• Reduces glare and mirror-like reflections for improved visibility.
• Easy to apply and remove without leaving residue.
• Includes 3 screen protectors and an installation kit.
• Protects screen against scratches and daily wear.
• Ideal for use in high-glare situations.

You can integrate this `

` into your HTML structure where needed. If you need further assistance with the entire HTML structure or any other specific part, feel free to ask!