Feature 1ABS MATERIAL ELECTRONIC COMPONENTS: RC helicopter toys are made of premium ABS materials and electronic components, which are light and flexible, perfectly ensuring stability and convenient operation. 2INTELLIGENT OBSTACLE AVOIDANCE: The helicopter head is equipped with obstacle avoidance sensing function, which will turn when encountering obstacles. The helicopter is very suitable for novices and greatly reduces the occurrence of collision accidents in flight. 3SMALL SIZE: The mini helicopter is light, resistant to falling and pressure. The mini version is very convenient to carry. Suitable for both indoor games and outdoor flight. 4AIR HOVER: The helicopter with the function of maintaining the air height is very suitable for novices. The flight is easy and stable, with forward and backward functions, rich in playing methods. 5IDEAL GIFTS: This RC helicopter toy is an ideal gift for your family members, friends, boys, etc.SpecificationItem Type: RC HelicopterMaterial: ABS, Electronic ComponentsShip Battery: 3.7V 150mAh lithium battery (built in)Remote Control Battery: 4 x 1.5V AA (without)Charging Time: 60 to 80 minutesDuration: 8 minutesRemote Control Distance: Approx. 10 to 15m / 32.8 to 49.2ft Product Size: Approx. 290 x 130 x 45mm / 11.42 x 5.12 x 1.77in Applicable Age: Over 14 years old Function: Automatic forward, upward, downward, left and right turn, built in gyroscope, making flight more stable, jamming protection function, with obstacle avoidance function, automatic turning. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x RC Helicopter1 x Remote Control1 x USB Charging Cable1 x Screwdriver1 x ManualNote1. Please allow 1 to 3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.