1. Manual input: users can manually input the required data on the automatic lottery machine, such as the list of people participating in the lottery, awards and other information.
2. Bar code scanning: The automatic lottery machine can be equipped with a bar code scanner to automatically obtain the required data by scanning the pre-generated bar code.
3.NFC (Near Field Communication) reading: The automatic lottery machine can also read the data pre-stored in the NFC tag through NFC technology, such as the list of people participating in the lottery, awards and other information.
4. Wireless transmission: The automatic lottery machine can obtain the required data from a remote server or the cloud through wireless transmission technologies such as Wi-Fi and Bluetooth.