✅Prefect Hidden Projector Choice: Projector Scissor Lift is designed to conceal your projector above the ceiling and extract to the desired viewing image height when lowered. Positive mechanical lift/drop limits have been implemented for complete accuracy. | ✅Specification: Range 39In (1M)； Color Light Blue； Power 25W ；Load 22Lb(10Kg)； Dimension 13*12*5In(35*32*13cm) ；Power source 110V ；Baseplate 20*20In(50*50cm)； Weight 35Lb (16Kg) | ✅Widly Application: It could be used at school, assembly room and and other places, such like, conference rooms, hall, meeting center, academic hall, education room, hotels, home, stage. | ✅Notice: Without lifting, please do not test this projector mount ceiling. | ✅How much space above the ceiling is available? Mainframe thickness (6.3 Inch)+Projector angle adjust (9 Inch)+Your projector thickness& Angle adjust space.