1. Can play in the fish tank.
2. Built-in battery in the hull, equipped with USB cable charging, where to charge the charging treasure.
3. Can dive, float, move forward, backward, turn left, turn right, etc.
Specification:
1. Size: 12.5x4x5.5cm or so.
2. Product battery: 2.4V/70mAh (built-in).
3. Remote control battery: 4 1.5V 5 batteries (not included).
4. Remote control distance: about 5 meters.
5. Charging time: 5 minutes on a single charge (about 5 minutes).
Packing list:
Submarine x 1
Remote control x 1
Antenna x 1
USB cable x 1
Spare propeller x 2