Features Scale 1:72 Length 230 mm 9" Width 84 mm 3.3" All 3d printed hull and ship body 3D Print detail SLA Printed Parts: Hull, deck, and superstructure FDM Printed Parts: Motor mounts, battery holder, and servo mount Red Wax Printed Parts: Detailed components, propellers, and rudders Metal Components: Drive shafts Electronic Components: Two 130 motors and a servo Additional Accessories: Two O-rings, T-plug, two flexible shafts with couplings, and colored water decals transmisson part included in kit 130 motor*2 micro servo transmisson shaft *2 This comprehensive kit provides everything you need to build a detailed and functional RC model ship. but not included esc, remote controller and battery we provide 3d print model service for build 3d print Ships for scientific research, data collection, schools or institutions can contact us to customize buyer note before purchased : when it arrvied check this first to make sure it not damage in transport due we spend lots on transport this also print this size model also expensive if it broken, please Claim compensation from the courier company and let me know for some small part , it may damage due it all 3d print , some can fix easily ( we will not replace this, if it can fix. The railing may be twisted, and it will be restored within a few seconds after being put into hot water, and then fixed with cold water ) for some broken part which can not fix you can contact me to sent new ( not support hull part due size problem ) 3D print item not support return for refund ( we made this after paid)