Usually 3-4 business days for prototype orders, after we receive the payment. It may take a couple more days for low volume (>50 PCS) orders.
We currently ship orders by various carriers. The delivery time various. We will display the estimated delivery time when you place the order. Please be advised that the delivery time is "estimated', which means we cannot guarantee it, because we have not control after we ship the order. Please also be advised that delivery time does NOT include the lead time. Delivery time only means how long it takes to get it delivered after we ship the package.
We do allow combined shipping for multiple orders. You can place your orders separately, but do not pay invidual orders. Instead, log on to your account, select the orders you'd like to be combined, and select "combined shipping" option. Please be advised that your orders cannot be shipped unless all PCBs for all your orders are made, also, these orders must be shipped to the exact same address.