Feature:1. Durable Anticollision: RC Helicopter toy is made of plastic and flexible blades, sturdy with longer lifespan, which is suitable for kids and beginner to play.2. Obstacle Avoidance: The flight process automatically senses the obstacle avoidance objects in front, and avoids obstacles to avoid collisions and escort your flight.3. Simple To Control: During the flight, automatically and intelligently calculate and balance the flight status of the reconnaissance aircraft to prevent sideways flight, reversal, etc.4. Duration Of Flight: With a large 3.7V 550mah capacity battery, the charging time is 60 minutes, and the battery life is 15 minutes.5. Fun Flight: High imitation shape, strict proportion of the design, won the love and favor of many customers, a surprise belongs to you. A variety of fun flight functions, and you can experience the amazement brought by technology.Specification:Item Type: RC Helicopter Material: Plastic shell, Electronic ComponentsProduct Size: Approx. 25x4x11cm / 9.8x1.6x4.3inBody Battery: 3.7V 550mah lithium battery (matching)Remote Control Battery: 3 x AA Battery (Shipped Without Battery)Remote Control Distance: 80-100 MetersFlight Altitude: 80-100 MetersSuitable Age: Over 14 Years Old.Package List:1 x RC Helicopter 1 x Remote Control 2 x Blade1 x Screwdriver 4 x Screw 1 x Charging Cable1 x Helicopter Pod 1 x Instruction Manual 3 x Battery