background support system This product is used for hanging the background one set can hang 4pcs backgrounds

background support 

Model No.:NG-4RE

Parameters:

Voltage:220V/110V

Operation type:Radio control

Distance of remote control:15m

suitable for mounting on the wall or ceilling

one set can hang 4pcs backgrounds

Contents:

1.4  sets of electric expander set

2.1 set of fourfold hook bracket

3.1 set of radio receiver with controller

4.instruction manual

Radio control electric background support elevator