F21-E1B Wireless Crane Remote Control

F21-E1B Function Characteristic :

1. With 8 function buttons (6 single speed keys+1 start key+1 stop key).
2. Control contact is up to 8.
3. With battery voltage warning device, the power supply is cut off during low power.
4. Safety switch key is to prevent from unauthorized user.
5. Program the button function by computer software.
6. Up/down, east/west, south/north can be programmed to interlock or non-interlock, toggle or normal etc.
7. Start button can be program to be start, normal, toggle function etc.