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Hobbypower SimonK 30A ESC Brushless Speed Controller BEC 2A for Quadcopter F450 of 4)
ESC Specs Cont. current 30A Max. current 35A Input Voltage 2-4S lipo / 4-12 cell Ni-MH/Ni-Cd BEC 5V 2A (Linear mode） Size (length 145mm including power cable) Weight ~22g Package include 4Pcs Hobbypower 30A Brushless ESC For sale is 4pcs 30A SimonK firmware Brushless ESC. Soldered with 3pcs 3.5mm gold female plug, very convenient to connect motor. Highest efficiency 100% N-FET design. Highest accuracy with Crystal Osc

Price is $36.00
Price: $35.99