Attention: This ink cartridge is only compatible with the Bentsai B10 Mini; BT-HH6105B2 and BT-HH6105B3 handheld inkjet printers running firmware versions starting with V1069 or from 1.0.10 to 3.0.38.
Please note: BT-HH6105B2 and B3 printers upgraded to firmware versions starting with 4 (e.g., 4.0.34) are not compatible with BT-2560 and BT-2580 series cartridges. Please order BB21 and BB22 series ink cartridge instead.
Key Features:
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Ink Compatibility: BENTSAI Portable Handheld Mobile Inkjet Printer: B10 Mini, BT-HH6105B2, BT-HH6105B3
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Unique Feature: This ink will come out transparent, the color will only be visible when under the UV light.
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Material Compatibility: The Ink Cartridge BT-2586P can attach to any porous and non-porous surfaces. including carton, wood, paper, clothes, fiberboard, plastic, acrylic, aluminum, chinaware, metal, fabric, glass, labels, leather and so on. If you have questions about printing materials, please contact us.
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Fast dry ink: BT-2586P is fast dry ink. Ink dry time is typically instant to a few seconds but can take longer depending on application and environment conditions.
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Cost-effective with Extensive Output: Featured with a 1/2 inch (12.7mm) print head, each BT-2584P ink cartridge contains 42mL high capacity to print up to 2,000,000 characters at 2.5mm print height using the 7th grey level, providing cost-effective daily printing.
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Transparent and UV-visible: Unlike other ink cartridges, the BENTSAI BT-2586P ink is transparent once the ink is dry and can only be seen under the UV lights. Can be used for anti-counterfeiting, tracking items, etc.
Maintenance Tips:
To maintain optimal performance, remove the cartridge from the printer when not in use and cover the ink nozzle with the protective cap. If clogging occurs, gently wipe the nozzle with an alcohol wipe.

Specifications
Model Number | BT-2586P |
Ink Type | Fast dry Solvent ink |
Ink Cartridge Color | Invisible/Transparent |
Ink Cartridge Capacity | 42ml |
Ink Weight | 4.6 ounces |
Ink Size | 3.5 x 0.7 x 2.4 inches |
Package Dimensions | 5.39 x 3.15 x 1.18 inches |
Compatible with Printer Model | BT-HH6105B2 / BT-HH6105B3/ B10 Mini |
Working Environment | Temperature 0-45℃(20-30℃ best), Humidity 10%-80% |
Benefits
BENTSAI BT-2586P transparent fast dry ink cartridge is designed for handheld printers with a 12.7mm print height, compatible with the Bentsai BT-HH6105B2, BT-HH6105B3, and B10 mini handheld inkjet printers.
This fast-drying ink works on various surfaces, including paper, plastic, metal, and glass, wood, clothes, carton, etc with waterproof performance.
With a 42ml capacity, it prints up to 2,000,000 characters, offering long-lasting use and reducing printing costs. The cartridge delivers crisp, high-quality prints with strong adhesion, ensuring excellent results every time.
Applications
With BT-2586P invisible ink's unique feature, it can be utilized across various domains including security, where it helps prevent counterfeiting and authenticates documents; item tracking; secret communications, especially in espionage; entertainment, adding an element of surprise in games and puzzles; art, allowing for dynamic creations; and scientific research, aiding in non-invasive marking and labeling.
Can be used for labelling products or packages for ecommerce, print expiration dates on supplements or food, label and relabel warehouse bins, or print on all sorts of surfaces for arts and crafts. As much content can be applied as you could image. (Barcode, QR code, series number, production date and time, logo, guest list, universe UPC-A code, name tags, etc).
Attention: This ink cartridge is only visible when under UV lights.
Frequently Asked Questions
1. What's the difference between BT-2586P and BB22S invisible ink cartridges.
They are both solvent based invisible ink cartridges, the difference is that they are for use with different printer models. The BB22S will work with the 6205 series printer, while the 2586P cartridge works with the 6105 series handheld printer.
2. Can I use other brand's ink cartridge instead of Bentsai?
Sorry, you cannot use other brand’s cartridges for Bentsai’s printer. Since cartridge can only recognize original printer. For your better print performance we highly recommend you purchase cartridges from Bentsai.
3. Can I print on black surface?
Yes, the ink can be applied to black surface but please note that it is only visible under UV light.
4. How long can the ink cartridge last?
Each ink contains 42ml capacity. How long the ink will last depend on your print frequency and image density. Based on our test, one ink box can print 2,000,000 characters when printing in the smallest font at 2.5mm.
5. If printing on fabric, will it be washed out?
When printing on fabric, the ink will become faded after being washed for several times.
6. What to do if the prints become unacceptable?
When the ink cartridge becomes empty, print quality will deteriorate and you will need to replace a new cartridge. But if the printg quality is caused by nozzle blockage, you can refer to the video below for troubeshooting and a quick fix.
Shipping and Customs Fee
Shipping Schedule: Orders are typically shipped within 10–15 business days after we receive your order confirmation email. Please make sure to check both your inbox and spam folder for our confirmation request and reply promptly, as failure to respond may cause shipping delays.
Please note that shipping could be delayed during holidays, stock shortages, or peak order periods. If so, we’ll notify you in advance via email.
Shipping Cost: Free shipping on orders over $130. For orders under $130 or shipments to remote areas, shipping charges will apply, and the buyer will be responsible for these costs. Our team will provide the exact shipping fee via email.
VAT & Taxes: Prices do not include VAT or other taxes. The buyer is fully responsible for any taxes incurred during transit. You can refer to the estimated tax rate below, but the actual tax amount will be based on the final payment.
