372970 Features: 3 way precision controller: up/down， left/right， forward/backward Function:Up/down，left/turn right，forward/backward，Leftward flight/Rightward flight 360 degree Eversion Withstand 4 degree wind in outdoor Built-in 6-axis Gyro Four-motors driving provides stable flying ability to guarantee free flight for all flying actions! Biomimetic Design Color: Yellow/Red/White Specification: Quad Copter Size: 7x7x4cm Main Rotor Diameter: 3cm Product Battery: 3.7V 160mAh Li-po Battery Transmitter Battery: 3 x 1.5V "AAA" Batteries (NOT included) Charging time: About 45 Minutes (USB Charging) Flying time: About 5-7 Minutes Controlling distance: About 30-50 Meters Speed (under 3D Flight Mode): up to 30km/h Frequency: 2.4Ghz Channel: 4 channels