The Hobbyking super simple boat series comes with a limited range of programming functions and are designed to be plug-n-play.

A perfect ESC for those looking for something simple to use and economic.

Spec.
Weight: 107g
Size: 90x41x18mm
Cells: 2-7S Li Po
Continuous Current: 125A
Burst : 150A
Bec: No BEC (Opto)
Reverse: Yes
 
User Programming options.
Cell type / Voltage cutoff
Throttle (Auto / 1.1ms to 1.8ms / Hard / Soft )
Brake  (No Brake / Soft / Medium / Hard)
Motor Direction (Clockwise / Counter-clockwise)
Timing Mode Setting (1 / 7 / 15 / 30)
PWM setting: 8K/16K
Reverse: No reverse / 25% power / 50% Power

Note:
This ESC is OPTO, with no BEC supplying power to your receiver. You will need an extra power source for your receiver. (such as UBEC or Rx battery pack)