Syma X13 4 Channel 6-Axis Mini Quadcopter Drone Bundle / Extra Battery with headless mode White 4 CHannel 6 Axis Micro Quadcopter - Indoor and outdoor flight Comes with extra upgraded battery: 1 x 3.7v 200 MaH and 1 3.7V 250 Mah 360 Degree Eversion - Flip function 2 modes for altering speed Measures 6 X 6 X 1 inch