What does it mean end of lease

What does it mean refurbished or end of lease?

The product has been refurbished and withdrawn from an end lease. it is a used item, an institution, a bank or another at the end of the classic use of a few years at least 1 up to 3 returns to the Seller.
The seller then controls it, format and reinstall the operating system by checking each component.
  The product may have slight scratches on the body having suffered several years of use.

The quality 'products and end of lease' superior to standard prosotti sold on the market, being only considered verisone business, the machines have been designed to work and remain to log 24 hours to sightsee and costrite liquids with higher standards.