Power on: charge via USB plug/cable (you can use computer or phone adapter) or use 3 AA batteries(Please note that adapter and battery are not included)Package content:1 x Gift Box1 x acrylic board1 x ABS black base1 x USB cable1 x User GuidePlease pay attention:Acrylic double sides with protective film, itcan protect it from scratches, please tear up protective film before use it.Our products have been tested, inspected and packaged before being sent out.Do not touch the acrylic plate surface with your fingers to avoid finger print marks on the plate which may affect the 3D illusion.Power Source Warm reminding：Suggest use USB cable powered for daily using.Suggest use 3 x AA battery powered for urgent using. Box not includes 3 x AA battery,you can buy it in your local store for using.