SURGE CRUSHER brushless motor boat

Boat box size:74*25*15cm
Carton size:76*52*32cm
Packing:4pcs/ctn
N.W/G.W:11.2/12.7KG
Specification:
Length: 610mm(Hull)700mm(total)
Beam:210mm
Weight: 1.15kg(model only)
Hull Materials: Fiberglass
Features:
Motor: B3656 Brushless Motor With Water Cooling System
ESC: 50A ESC With Water Cooling System,w/BEC
Powerful steering 37g Servo
Shaft Drive system:5mm Flex Cable drive
2 blade nylon propeller
boat stand:plywood
battery:2*7.4v 3700MAH LIPO 20c PACK(NOT included)
lipo balance charger and adapter(not included)
Radio:2CH,Servo (Not Included)
Speed: Over 55km/hr