Adjustable battery-powered lighting with 350 lumens of brightness. - Used indoors in a warehouse for about a year, so there are some scratches, but it is still fully functional. - Brightness: 350 lumens - Power source: AA battery powered (not included) - Movement range: 80° left and right, 85° up and down - Mountable materials: Wooden walls, tiles, concrete, plaster walls (Please prepare screws etc. separately when mounting to walls) - Quantity: Set of 2 - No instruction manual. Thank you for viewing.