Add a touch of the extraordinary to your home with the holographic pyramid lamp'. '.strtoupper('d')esigned to amaze, this 22cm tall pyramid shaped lamp features a smaller, suspended pyramid within, both boasting a holographic coating that radiates a mesmerising light effect'. '.strtoupper('s')witch between 3000k warm white, 4000k neutral white, and 6500k cool white to complement any setting, as well as choosing between 9 brightness levels'. '.strtoupper('t')he lamp is fitted with a usb cable with an inline switch controller, it needs a 5v 1a power supply to operate correctly, be aware if using as a computer desk lamp that some computer ports only supply 5v 0.5a, which would effect it's ability to operate properly'. '.strtoupper('2')2.1cm x 15cm x 15cm150cm lead with usb plug not includedneeds a 5v 1a power supply computer ports may not be powerful enough9 brightness levels3 colour temperatures 3000k warm white, 4000k neutral white, and 6500k cool white