Bluetooth version: bluetooth 4.0 and above. APP operating system: support IOS 9.0+/Android 5.0+. Power input: type-c(5V, 2A) charger. Operating humidity range: 5%80% (non-condensation dew). Safety certification: iec60825-1 (laser level 1 safety specification), CE, RoHS, FCC, FDA CDRH registration.
Materials that cannot be carved: metal, stone, jewelry, reflective materials, silver, white paper (astigmatism, poor effect), materials that cannot be burned or focused, such as metal without any coating, transparent plastic, with added flame retardant materials. Distance between the laser head and the carved object: about 20cm. Communication is always a best way to solve problem. We promise that we accept any return all over the world in 30 days.
Please never return the parcel without agreement. From us, it is impossible for us to get the parcel, and we will take no further action for the return. It'll take you one minute only. Your recognition is our motivation in developing our company and improving our service for each customer.
If you're not satisfied with our goods or service, please write to us immediately so that we can help you out. Sincerely hope you do not leave us any negative or neutral feedback.We believe we can resolve all the problem with each other. We will protect every customer's profit. You're welcome to ask any questions you have. To you within 24 hours. The item "Laser Engraving Cutting Machine Engraver Cutter DIY Black with Adjustable Tripod" is in sale since Wednesday, November 6, 2019. This item is in the category "Business, Office & Industrial\Printing & Graphic Arts\Sign-Making". The seller is "wetogether1" and is located in Shenzhen. This item can be shipped worldwide.