Specification:The 2 IN 1 40 oz 30 oz tumbler heat press machine is 110 V,750 W.Temperature range is 0-400 F,time range is 0-999 S.The tumbler heat press machine come with two heat press attachments.The heater install on the machine is 40 oz,the heater in the individual small box is 30 oz. 40 OZ Heat Press Attachment:The 40 oz heater suitable for sublimation printing the 40 oz sublimation tumbler with handle,32 oz sublimation water bottles and other large capacity water bottle.The diameter range is 3.46-4 Inch.The length of heater is 28 CM/11 Inch. 30 OZ Heat Press Attachment:The 30 oz heater suitable for sublimation printing the straight sublimation mugs tumblers bottles in various sizes.Such as sublimation 16 OZ 20 OZ 30 OZ skinny tumblers,18 oz sublimation glass cans,22 oz sublimation water bottles.The diameter range is 2.83-3.43 inch.The length of heater is 27 CM/10.6 Inch. Easy to Use:The tumbler press with touch screen control which is easy to set up, it is portable and requires only a small working space. Highly Compatibility:The sublimation machine can install all of our heaters:30 oz tumbler press elements,20 oz slim glass tumbler heater,1.5 oz 3 oz shot glass heater,12 oz 17 oz 30 oz tapered tumbler heater,12 oz wine tumbler heater.You can select add the extra heater you need and make more sublimation tumblers mugs cups. Warranty: The warranty for our tumbler press machine is one year from the date of purchase.If you have any problems using the tumbler heat press machine, just feel free to contact us; we'll help solve it within 24 hours.