Scope of application: test the quality of the product after printing 
Technical parameters
   Material width: 600mm (can be specified according to the customer)
   Speed :0-30M / Min
   Overall dimensions: 0.8 × 1 × 0.75M
   Gross weight: 300KG
   Characteristics:
    1.can be rewind back off.
    2. Can identify the edge of the material with printing line.
    3. Can account the number of printed map.