Description:  Speed: 12km/H.  ESC: No pole.  Differential: double planet.  Frequency: 2.4G.  Battery: 4XAA battery(not included).  Battery: 7.4v 1200mAH.  Charge time: 3h.  Using time: 20min.  Control distance: 80m.  Function: forward, backward, left, right.  Proportional control: proportional control.  Size:34.3*17.4*14.5CM.  Package size:37*18.7*21CM.     Feature:  1. Charging protection: protection against overcharging and overcurrent of the battery.  2. Low voltage protection: The receiver automatically stops working when the battery power is lower than 6.5V.  3. High temperature protection: When the working temperature of the receiver is higher than the setting, the receiver will protect the drive control circuit; after the temperature is normal, it will work again.     Fucntion:  1. Simulated dual-flow drive gear case.  2. 1200mAH large magnification lithium battery.  3. 2.4G full-scale synchronous remote control system.  4. In-situ rotation 360°.  5. The distance between the trenches can get 10cm.  6. The climbing angle is 30°.  7. The gull-wing door can be opened and closed.  8. The front wheel self-adjusting the track tightness.  9. Wading depth up to 5cm.     Package included:  1*RC Car.  1*Controller.  1*Rechargeable battery(built-in).  1*Charger