Description
4 push buttons, can be single or double speed.
Control points up to 4 ( single speed)/6 (double speed)
With the battery voltage alarm device to cut off the circuit when voltage is insufficient.
With the Rotate key switch to guarantee the safety.
Set the internal functions by computer interface
Up/down, east/west, south/ north push button can be set mutual inhibition or not.
Spare 1 key can be set start, speed up, jump strokes, ordinary etc.