Technology Nine Card is a SIM card specially used for IOT devices. It has the characteristics of low power consumption, long life and large capacity, and is suitable for smart home, smart wear and smart medical IOT devices.
When you use the technology nine cards, you need to pay a certain fee, including card fee and traffic fee. Card fee is the fee to be paid for the purchase of technology nine cards, and traffic fee is the traffic fee consumed by using technology nine cards.