Product Name: 2.4G crocodile remote control ship. Functions: Forward, turn left, turn right, manually correct the rudder. Body Battery: lithium battery 3.7V 250mah. Remote Control Battery: 2 × AA Battery(not included). Charging Time: 80-90 minutes. Usage Time: 20 minutes. Product Size: 25x10x7cm. Includes: RC Boat, Crocodile Shell, Remote Control, USB Cable, Instruction Manual, 3.7V 650 Lithium Battery.