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transitTime

A Schema.org Property

This term is proposed for full integration into Schema.org, pending implementation feedback and adoption from applications and websites.
Thing > Property :: transitTime
The typical delay the order has been sent for delivery and the goods reach the final customer. Typical properties: minValue, maxValue, unitCode (d for DAY).
Values expected to be one of these types
QuantitativeValue
Used on these types
ShippingDeliveryTime

Source

https://github.com/schemaorg/schemaorg/issues/2506