JMT A2212 2200kv Brushless Outrunner Motor W/mount 6t + 30a ESC Controller for Rc Quadcopter Multi Copter UFO E-packet to US , need 5-20 days A2212 2200KV Brushless Outrunner Motor W/ Mount 6T + 25A ESC Speed Controller For RC Aircraft Copter For: RC Aircraft / Copter, the ESC use the 30A This ESC do not have the English instruction,Before producing, the manufacturer have set up the program, the ESC do not need additional program. Military standard capacitor of extreme low resistance increases the ability of prevention of unwanted RF noise during flying. 3.2 Extreme low resistance PCB is helpful for getting a super current endurance capability. 3.3 Microprocessor uses separate voltage regulator IC, with good anti-jamming capability.