Please note: this product is not silent, it will produce sound from the cascading, bubbling water and the running pump can be heard in certain circumstances. Requirements: A flat and level surface with no protruding points (like hardcore may have), sand or gravel is ideal and assists in levelling.The power cables, 1x for the pump and one for the LED driver unit, exit the water tabel via the overflow pipe (underneath the water table) and are approximately 8m. You will need either a weatherproof dual socket with a safety cut-off or, the plugs can be cut-off and the power cables hard-wired into an RCD-type box - THIS IS ONLY FOR ADVSIORY PURPOSES, PLEASE CONSULT A QUALIFIED ELECTRICIAN FOR CORRECT AND LEGAL INSTALLATION.Power Requirements: LED driver Unit: Input 230V/50Hz 2W (12V DC output) - Single Spout WT Pump: 230V/50Hz 45W