One of our most mysterious and unique pieces, this beautiful clockwork build-it-yourself timer is not only beautiful, but also functional! Once assembled, the mechanism can be wound to measure up to an hour of time, after which an alarm will sound. This is the second iteration of the Mysterious Timer and is easier to assemble and can work longer than the previous design. You won’t find a model as fascinating and enigmatic as this one anywhere else… So, get this perfect gift or decoration while you can! ADDITIONAL INFORMATION: Model size: 116 x 84 x 71 mm Set: 4 plates with parts, 8 additional gears, spring, cloth for polishing, cotton gloves, pliers, file and instructions. Material: polished stainless steel. Number of pieces: 62 pieces Recommended age: 14+ Language of instruction: English, Ukrainian, Russian, French, German, Spanish, Chinese, Japanese, Korean, Arabic. ALL MODELS COME IN CARDBOARD BOXES.