Overview: Function Introduction: Indoor Flight Led Light Battery Protection Board Built-in Gyro USB (Universal Serial Bus) Charger Impetus Batteries: Li-poly 3.7V 1800m Ah Charging Time: About 30minutes Flying Time: About 5-7minutes Unique 4-channel wide infrared remote control Control Specification: forward / backward / ascend / decent / steering Miniature size amp; light weight Electronic fine-truning Capacity of helicopter batteries: 3.7V (included) The toy is not recommended for children under 14 years of ages Package include:1 Hilicopter 1 Remote control 1 Charger Specification: Weight Approx:47g Size Approx:23 x 13 x 10.5