The LEGO Boost 75253 Droid Commander details were revealed back in May and you can now order it online at LEGO Shop@Home on the US and Canada stores. It comes with 1,177 pieces and retails for US $199.99 and CAN $249.99. Other locations such as the UK does not have them listed as of yet.
Click here to order for the US Store listing and here for the Canada Store listing.