A extension wire as 4 meter long extending window cleaner

Product advantages:

 It can use on double-glass window, show window, store window,floor,desk  and so on.

1.   It  has powerful processors to compute the cleaning path, to detect edges of window by sensors, to clean the entire window automatically.
2.  It  has 3 kinds of AUTO modes can be selected by remote controller. Manual Mode is also provided.
3.   safty :system power will switch to internal battery while no electric power supplied.( Embedded UPS power)
   
4. It  adopts micro-fiber based cloth to be easily swapped for wash and reuse.