Product DescriptionFeatures* It alternate for rewinding and unrewinding.* Automatic speed sync and tension control, without any adjustments.* Wind inside or outside, Large roll capacity.* Aluminum take-up spool, Grap handle.* Mounting holes pre-drilled, Outside guide disk standard.* Standard 3″ core rewinding, Inside / Outside / Off switch.* Green lamp power indicator, Self contained.* No maintenance required.Specifications* Available Width: 20 ~ 150mm* Speed: 200mm/sec* Max. OD of Roll: 230mm* ID of Roll: 36mm, 75-76mm, or more than 76mm* Power Supply: AC110V 60Hz / AC220V 50Hz* Measurement