How to distinguish the newly bought HP 1005 from the original one?

Please open the pink electronic gift certificate of "HP Points Redemption Program" on the outer packaging of the product, and you can see the 20-digit alphanumeric electronic gift certificate number.

1. Website query:

2. SMS query:

Edit short message hc (space) with 20-bit code and send it to 106680023888.

3. Telephone enquiry:

You can tell the authenticity by the 20-digit gift certificate number on the outer packaging of the original consumables.

-Call the hotline 400-8 10-2822.

You can also call the toll-free hotline 800-8 10-75 18.

4. Anti-counterfeiting label:

New HP color-changing safety label

To ensure that you buy the original HP toner cartridge/ink cartridge, please pay attention to the brand-new HP color-changing safety label. The anti-counterfeiting label of HP LaserJet toner cartridge is located on the perforated tear strip of the packaging box, while the anti-counterfeiting label of ink cartridge is located on one side of the packaging box.

Found the color-changing safety label.

Turn the box and observe the color change between light and dark.

When the background is dark, half of the text will be displayed in light color; When the background is light, the other half of the above text will be displayed in dark color.