Antijamming capability allows us to race at the same time on the same track. The control distance is up to 100 meters. Conquer Various Terrains: The hardware oil pressure shock absorber and all-terrain adaptable tires ensure stable dynamic performance. Sand, meadow, mountain road, or rock road, none of them can stop the driving desire of your car. High Quality Material: Metal parts, high-strength aluminum alloy frame, and zinc alloy gears guarantee a long service life. You can DIY to upgrade it. Specifications: Material: Alloy+Plastic Speed: Up to 45Km/h Frequency: 2.4GHz Motor: 20000RPM 550 Motor Charge Time: About 3hours Work Time: About 7mins Control Distance: About 100m Car Battery: 7.4V 2200mAh Battery (included) Remote Controller Battery: 4* 1.5V AA Battery (not included) Car Size: 40.2*25.5*1 6.2cm