The Syma S012 has an incorporated auto stability system making it easy to fly.
Function: up and down ,turn left and turn right ,forward and backward
Pre installed 3 channel proportional wide beam infrared control system that is also tri-band A,B,C this allows several helicopters to be flown at once.
Recharging takes place via the transmitter included.
Transmitter has an alignment trimmer for left and right controls.
Suitable for indoor flying and also outdoor flying in calm weathers.

Unique 3-channel wide infrared remote control (typical mini helicopters only feature 2-channel controls) - Helicopter features built-in rechargeable lithium battery (recharged by remote controller) - Remote controller powered by 6 x AA batteries (sold separately) - Wireless range: 6 meters radius (manufacturer rated) - Recharge time: ~15-20 minutes - Flight time: ~5 minutes / charge

Length 5.9inches (152mm) Width 2.1inches (55mm) Height  3.4inches (85mm)  Helicopter weight: Only 10g, including Li-Poly battery  Rechargeable Flight Battery: High capacity integral Lithium Polymer battery  Charger: Integral Transmitter/Charger supplied with LED indicator/Auto shut off. Simply plug in and charge, with easy to use connections  Flight duration: 7 to 10 minutes  Charge time: 15-20 minutes for full charge  Ready To Run: Supplied completely assembled and ready-to-fly, with pre-installed 3 Channel Proportional Infra Red Control System  Range: Up to 100 feet (30 meters). Frequency: Infra Red Control System - Bands A & USB allow up to two models to be flown at the same time

Helicopter 3 CH Proportional Control System Extra Tail Blade 3.7V Li-Poly Battery Built in Charger English Manual