Description: Item No.:TR-Q7B; Scale:1/28; ESC:25A; Motor:130g Brushed Motor; Servo: 5g Five Wire Servo ( NOT INCLUDED); Frequency: 2.4GHz; Battery:400mAh/7.4V ( INCLUDED); USB lithium battery charger; Metal ball bearings; metal CVD; gear differential; rubber tires; PC racing car shell (Including battery and charger); Size:23cm10cm7cm;