HobbyKing 40A ESC 4A UBEC

HobbyKing 40A ESC 4A UBEC.
Specs:
Constant Current: 40A
Burst Current: 60A
Battery: 2-6S Lipoly / 5-18s NiXX
BEC: 5.5v / 4A
Motor Type: Sensorless Brushless
Size: 45 x 30 x 17mm
Weight: 36g

Programming Functions:
Battery Type: Lipo /NiXX
Brake: On / Off
Voltage Protection: Low / Mid / High
Protection mode: Reduce power / Cut off power
Timing: Low / Medium / High
Startup: Fast / Normal / Soft
PWM Frequency: 8k / 16k
Helicopter mode: Off / 5sec / 15sec (Start up delay)