Lamp, slowly turn down the light, thanks to a sliding mass is the propeller. The resulting energy, high-performance LED lamp running 10 units. This process is completely quiet. In addition, a stylish decoration is achieved without the need for cables.
To run the lamp, the lamp will need to dial the above weight. Thus, the 4-hour journey down to the weights is started and can be made with a light intensity of 40 watts. Moulton, estimates that the lamp can withstand 200 years.
