Snack vending machines are automated machines that dispense a variety of snacks, such as chips, candy, and cookies. They are commonly found in public places like schools, offices, and shopping centers, providing a convenient way for people to purchase snacks without needing to interact with a cashier. Users simply select their desired item, insert payment, and the machine delivers the snack. These machines are designed to be user-friendly, often featuring a keypad or touchscreen for easy selection. Many modern snack vending machines accept various payment methods, including coins, bills, and credit cards, making them accessible to a wide range of customers.