Description:This product is a remote control submarine model. Made of high quality material, which is durable and also environmental friendly. Designed with barochamber that can eliminate air and water to control the submarine rise and fall. The submarine can sail on the sea or submerge in the sea. With USB line to charge the submarine, easy to use and flexible to operate.Features:1. Made of high quality material, which is durable and also environmental friendly. 2. Designed with barochamber that can eliminate air and water to control the submarine rise and fall. 3. The submarine can sail on the sea or submerge in the sea, and it can also forward, backward, turn left and right, very flexible to operate.4. Remote controller operation, with 5 meters of remote control distance when it submerge into the water about 60-70cm.5. The remote controller is well sealed by the rubber ring, this will be waterproof. 6. With USB line to charge the submarine, easy and convenient to use.Specification:Condition: 100% Brand NewItem Type: RC Submarine ModelMaterial: PlasticOptional Color: Yellow, BlueSubmarine Power: 3.7V 100mAH Li-ion Battery(Built-In)Remote Controller Power: 4 x 1.5V AAA Battery(Not Included)Signal Frequency: 27MHZ(Yellow), 40MHZ(Blue)Charging Time: 25-30minDischarging Time: 15-20minControlling Distance: 5m / 196.9inch( When the submarine submerge into the water about 60-70cm.)Size: Approx. 15 * 4.5 * 6.8cm / 5.9 * 1.8 * 2.7inchCertificates: ROHS, RTTE, EN71,7P, EN62115,EN60825,Package Weight: Approx. 355gPackage Include:1 x Submarine1 x Romote Controller((Without Batteries)1 x USB Line2 x Insulated Plugs.Note:1. Take out the sponge and close lid before using the product, complete charging cycle of the product is 35 minutes, not recommended to charge the product for a long time2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.