Material: ABS Product size: about 14.5x14.5cm or 5.70x5.70 inch Charging time: about 20 minutes Life time: about 8-10 minutes Remote control battery: 2xAAA battery (not included) 1Smart Sensing: Turn on the power button and place your hand under the aircraft. After 2-3 seconds, its flight function will be activated and you can control it to fly up and down. 2 Remote mode: You can easily switch between starting or stopping and even accelerating the propeller by remote control to keep the helicopter hovering and flying height. 3 Cartoon design: Cute and funny cartoon design, easy to attract children 39 s attention. 4 With LED light: Red and blue flashing LED lights make helicopter toys more attractive. 5 Safe flight: With safe flight protection technology, the propeller will automatically shut down when it is resisted or stuck, so don 39 t worry that it will hurt your child.