Mentor manufactured the Tono-Pen ® XL after Bio-Rad. Mentor engineered upgrades, improving its user friendliness and functionality. The refurbished Mentor comes with a 1 Year Warranty from iKiSS. It represents great value!

Each refurbished instrument is tested for calibration and reading accuracy.

Refurbished devices are our specialty and we take great pride in the quality of our craftsmanship serviced by onsite professionals.

We provide FREE Priority Express shipping and this refurbished Pen comes with:

· Deluxe Case
· Extra Batteries
· Metal Stylus
· Maintenance Instructions
· Operation Instructions
· 1 Year Warranty