period

The subscription period of the instance. Unit: months. This parameter takes effect and is required only when InstanceChargeType is set to PrePaid. If the DedicatedHostId parameter is specified, the value of the Period parameter must be within the subscription period of the dedicated host.

• When the period_unit is set to Week, the valid values of the Period parameter are 1, 2, 3.

• When the period_unit is set to Month, the valid values of the Period parameter are 1, 2, 3, 6, 12, 24, 36, 48, and 60.