Specification: Item Type: Facial Masks Machine Power Supply Voltage: ≤0.5w Motor Speed: 4000 rpm Material: ABS Size: Approx. 70 x 70 x 122mm/2.8 x 2.8 x 4.8in Battery Type: 2pcs AAA Battery (Not Include Battery) How to Use: 1. The water used must be higher than 85°C/185°F 2. Add 60ml water and 20ml nutrient solution 3. Before adding liquid, the magnetic stirrer should be placed at the bottom of the cup and absorbed on the bottom of the cup 4. The mixing time of the machine is about 4±1 minutes 5. Put mixture into mask tray and spread it evenly with a plastic knife 6. Cooling time is about 5 minutes 7. Recommended use time is 10‑20 minutes 8. If the machine does not work for more than 10 minutes, machine will automatically shut down 9. When liquid is solidified in the cup, it is forbidden to start machine. Please clean mouth of cup before use Package List: 1 x Mask Machine 2 x Mask Trays 4 x Packs of Effervescent Tablet Collagen Peptide 1 x Manual 1 x Mask Scraper