NO RADIO GEAR, NO TRANSMITTER , NO RECEIVER. A Cat that could making the waves gone wild!! Rock'n Race! The catamaran hull is made from one piece of high-quality ABS, and the brushless power system is water-cooled for even greater performance. With its one-piece blow-molded hull, the MADCAT OBL PNP delivers both - high speed and wave resistance, plus sophisticated turning performance.Special water-cooled motor and speed controller deliver reliable and smooth throttle response. We strongly recommend to read the manual thoroughly and to familiarize yourselves with starting steps as well as safety precautions. You will also find some tips in there and we inform you about the available spare parts for your boat. If you encounter any problems in running this boat you or your friends have no answer for contact Thunder Tiger for tech support and customer service. • ABS blow-molded hull with quick-remove hatch cover • Water cooled OBL 29/19-15M & controller BLC-40M installed • Factory assembled • Mini servo installed • Wood Stand • • Length(mm / in.) (690mm/27.2” ) • Height(mm / in.) (180mm/7.1” ) • Beam(mm / in.) (185mm/7.3” ) • Weight(g / oz.) (1210g/2.7 lb) • Motor Water-cooled OBL29/19-15M included • NEED RADIO GEAR, TRANSMITTER and RECEIVER . Need aa batteries n rechargeble battery and charger to complete. 2s or 3s lipo, 1300-2200mah max.