Heat pressing is also a good way for rosin oil extraction. Turn on controller, set a desired temperature and time; and set a desired pressure. Then place filled tea bag filter between pre-folded parchment paper. Place folded parchment paper between heat sources and follow pressing instruction manual, pneumatic, hydraulic and electronic. When time countdowns down to zero, immediately pull parchment away from heat source and put between cooling plates. Please repeat process on same tea bag filter until satisfied with the result! FEATURES: 1. Precise Temperature LED Controller within+/-1℃ 2. Sturdy made frame accepts over 550kgs pressing force 3. Food grade 6061 solid aluminum plates 4. Portable and powerful for easy home use 5. Dust free cover keeps dirt away after pressing SPECIFICATIONS: 1. Power: 100W 2. Heat plates: 50x75mm(food grade aluminum plates) 3. Controller: Two channel temp & Timer controller 4. Max. Temperature: 302°F/150℃ 5. Temp.Accuracy: +/-2°F/1℃ 6. Max.Pressing force: 550kg/1200lbs 7. Working style: Locking lever mechanism 8. Pressure adjustment: pressure nut 9. Suggested load material: 2-3 Grams 10. Dimension: 24.5x13.5x26cm 11. Packaging: 35.7x19.1x32cm 12. Weight: 5.5kgs 13. Shipping weight: 6.5kgs 14. Certificate: CE *DISCLAIMER - Heavy/Bulky Products Aren't Covered By Standard Freight, Additional Freight Fee's May Be Quoted*