Specifications: Item Name: Mini Remote Control Submarine Main Material: Plastic Product Battery: 3.7V/160mAh Lithium Battery Remote Control Battery: 1.5V*2 (AAA) (Not Included) Charging Time: About 40 Minutes Driving Time: More Than 5 Minutes Remote Control Distance: About 6 Meters Charging Method: USB Cable Charging Color: Blue Size: 9.8*7.5*5.4cm Package Information: Package Size: 15.5*7.5*9.5cm Package Weight: 292g Package List: 1 x Submarine 1 x Built-In 3.7V/160mAh Lithium Battery 1 x Remote Control 1 x USB Cable