Features 1、Premium Material: This 40A brushless ESC is made of silicone and copper, which dissipates heat well and can work for a long time. 2、High Stability: Brushless ESC's multilayer PCB supplies power to the MCU separately to improve motor stability and durability. 3、Protection Function: The RC Brushless ESC has overheat protection and low battery protection to prevent damage to the ESC. 4、High Accuracy: Accurate speed control, automatic forward and reverse control, no need to change the connection sequence of the motor and the ESC. 5、Scope of Application: The brushless ESC is a multi axes ESC, suitable for KT board fixed wing aircraft. Item Type: 40A Brushless ESC Material: Silicone, Copper Size: Approx. 26 x 46 x 10mm/1.02 x 1.81 x 0.39in Output Capacity: Continuous Current 30A, Short Term Current 40A (not Less Than 10 Seconds) Power Input: 6V-12V (2-3 Cell Lithium Battery Pack or 5-10 Cell NiMH/NiCD Battery Pack) BEC Output: 2A 5V Applicable: KT Board Fixed Wing Aircraft Package List 1 x Brushless ESC