... right, StopProduct Battery4V 600mAh battery(included)Frequency27MHzAccessoriesCharger Functions:1). remote control;2). forward, backward, turn left, turn right;3). ... incoming material.2.Each QC to monitor every production line and process for quality problem ,checking ,analysis and ... a positive, reliable, well-experienced working team. Based on the good co-operation with numerous manufactures , our ...