Yes, it is possible to reuse the shortened piece of light hose. To do this, you need to connect a new power supply to the piece of light hose. Make sure you choose the right power supply for the light hose. For the 230V light hoses single colour with 60 LEDs per meter you need to choose this power supply. If you are looking for one or more power supplies for the single coloured light hoses with 180 LEDs per meter click here. The standard one-button power supply for the RGBW light hoses can be found via this link.