You can sell packed pens, pencil boxes, notebooks, and other office products with Afen custom vending machines for stationery. AF-S770 normal temperature vending machine is the best choice for stationery. This office supply machine distributes and tracks commonly used supplies. AF-S770 normal temperature vending machine offers a quick, efficient, cost-effective solution toward inventory management 24x7. The best locations are the school and the office.