This 3.5 channel RC helicopter is designed with advanced intelligent balanced system for 14+ guys.Features:3.5 Channel， go up and down， forward and backward， turn right and left， spot hover.Double-deck propeller to ensure steady flight.High quality alloy fuselage， high tenacity rotor wing.Built-in gyro， stable and flexible， it will be power-off automatically when chocked.Built-inrechargeableLi-battery， can fly 6~8 minutes after charging for 50~60 minutes.Two ways of charging: via USB cable to PC/tablet or via charging wire on the controller.With searching light， can flight in the dark at night.Specifications:Channel: 3.5Item No.: Syma S111GBattery for helicopter: 3.7V 150mAh Li-batteryBattery for controller: 6 * AA batteries(Not included)Controlling distance: approx. 10mTest report: CE， R0HS， FCC， ASTMFuselage size: 21.5*9.5*5.3cm / 8.5*3.7*2.1inPackage size: 48*18.5*9cm / 18.9*7.3*3.5inPackage weight: 466g / 1.03lbPackage Includes:1 * RC helicopter1 * Remote control1 * Tail blade1 * USB charger cable1 * User Manual