TFL ARTR Genesis Carbon-fiber catamaran in ECF finish (exposed carbon fiber). Which gives it that sharp-looking carbon fiber look with the added benefits of lower weight and higher strength. It can be powered with 3s, 4s, 5s, or 6s Lipo This isn't for the faint of heart or beginner. This boat has enough power inside to power a boat twice its size. Boat Specs: Hull length, 37.00" (950mm)Hull width, 9.75" (250mm)Gray Windshield (picture #5)ESC: 2x Seaking 180 Escs with 6mm bullet connectors Motors: 2 x TFL SSS-4082-2000kv Flex Cable .187 Flex Cable Propeller Shaft: 3/16" Propeller shaft for use with all the popular propellers on the market. Adjustable struts. Water pickups: 4 Through hull for extra cooling.Scale RudderBattery traysCoupler: 5mm - .187 couplerRequires: (2) 3s, 4s, 5s or 6s 50c 4000mah lipo packs(1) High torque servo(1) 2-Channel Radio System