Here's the speedboat specifications:

• Requires 3x AA batteries for the controller/charging unit.
• The speedboat has 2 tiny rechargeable batteries built in and it only takes 45 sec to charge to give you up to 3 minutes of racing!
• Charges from the controller.
• 2 different boats to choose from.
• Only 7.8cm long!
• Range is up to 15 feet.
• Full 6 way control.
• The package includes the radio control unit, speedboat and aerial.
• Fast to charge, fun to play!