Billing is measured in blocks.

• A block includes 720K Data Operations (720,000) per month.
• Up to 100 devices.
• Up to 540 MB of cellular data per month, pooled across all devices.
• Blocks are specific to cellular, Tracker, or Wi-Fi. Usage is aggregated for all devices in all products in your basic plan organization of the same class. For example, Electrons, Borons, and B-Series are all cellular devices that can share the same block even though they are in different products.
• Blocks are US$ 299.00 per month per block