40A Brushless ESC Electric Speed Controller with 3A BEC for RC 450 Helicopter 500 550 DJI F450 Quadcopter.


Features:
Using MCU processor， the user can set against their demand function.
Speed smooth feel， good linear speed regulation.
Support unlimited high speed and constant speed function brushless motor.
Startup mode can be set up， the throttle response speed.
Built-in SBEC， load power is big， small power consumption with servo.
Multiple protection， overvoltage and overheating， loss of gas.
Compatible with all remote control Settings and support programming card set.

Specifications:
Constant Current: 40A
Burst Current: 50A
Battery: 2-4S Lipoly
BEC: 5V / 3A
ESC Size: 7 * 3 * 1cm
ESC Weight: 46g
Plug Size: 3.5mm
Package Size: 10 * 6 * 2cm / 3.9 * 2.4 * 0.8in
Package Weight: 46g / 1.6oz

Package list:
1 * 40A Brushless ESC