Specification: Red RC Stunt Car Frequency: 2.4GHz Remote Control Distance: About 100m Charging Time: About 60min Working Time: About 15-20 Minutes Car Battery: 3.7V 800mAh Battery (Included) Remote Controller Battery: 2* AA Battery (not Included) Watch Battery: 3.7V 200mAh Battery (Included) Car Size: 27*16*8.5cm (Flat Mode), 25*16*10cm (Climbing Mode) Black RC Stunt Car Frequency: 2.4GHz Remote Control Distance: About 50m Charging Time: About 120min Working Time: About 18 Minutes Car Battery: 3.7V 500mAh Battery (Included) Remote Controller Battery: 2* AA Battery (not Included) Car Size: 17*15*7cm Package List: 2* Remote Control Car with One Battery 2* Remote Controller 1* Gesture Sensing Watch 2* USB Charging Cable 2* User Manual