Planetarium Sky Tree spot of light version Homestar topic that can be used anywhere in the living and bath at home the starry sky of Tokyo Sky Tree "Tokyo Sky Tree" supervision! I can enjoy the star-filled night sky and beautiful sky tree light up. Starry projects a starry sky at the time of opening. With star-filled night sky, home is the beautiful attractions. Sky-tree look up, and starry sky [seen]! , Milky Way, Orion (planned) Big Dipper (scheduled) projection method: :1.5-2m projection about 10,000 projection distance: Optical Light Source: 1W white LED Lens construction: three projection Number of stars No diurnal motion: Range: 1.8m meteor without angle adjustment : original plate fixed exchange: impossibility continuous use time: about 3 hours Weight: Approximately 400g Size: 85 (W) x 118 (height) x 87 (back) mm Material: ABS, PC, SBS Age: 15 years old or older Battery: 4 AAA 4 x (sold separately)