Hello Kity Aircraft Hand Induction Control With Led Light(Color may vary) It Does not need battery (Use USB Line for Charging) Hellokity Aircraft Flying Hand Induction Control With LED Light Gravity Sensor Toy USB Rechargeable A censor based Infrared ControlLED Kity Flyer where is can be controlled by your hand , as your kids hand goes below the Flyer , The flyer will sense the hand & rise up to bring an ear to ear smile on your child's face & as the hand is removed the Flyer will start to come down slowly , It is like playing Hide & seek with a toy which will keep you Child busy for hours 2 way infrared sensor for detecting motion, Lower infrared senses object and its motion and then lifts up Perfect Gift Kitty can fly by himself