SunnySky X Series 40A airplane ESC, supports 2S-4S LiPo input, with 4A/5.6V BEC output, and 3.5mm bullet connectors and XT60 plug soldered in the factory.
Specifications:
Continuous current: 40A
Input voltage: 2-4S LiPo
BEC output: 4A@5.6V/7.4V
Motor connectors: 3.5mm Bullet
Battery connector: XT60
Dimensions: 68x25x10mm without wires
Weight: 37g