Stylish, dimmable touch sensor LED lamp with 3 brightness settings and a soothing nightlight built into the base. Its flexible goose-neck stem directs the light into any position and it can be powered by either USB or batteries making it ideal for use at home or on your travels.Power supply[tab]5Vdc, 500mA (USB lead supplied)[br]Batteries[tab]Batteries: 4 x AAA (not supplied)[br]Luminous flux[tab]160 lumens[br]Power consumption max.[tab]4.5W[br]LED : type[tab]14 x SMD[br]Colour temperature[tab]5500K Cool White[br]Average lifetime[tab]50,000 hours[br]Beam angle[tab]110°[br]Dimensions[tab]110 x 100 x 350mm[br]Weight[tab]112gColour[tab]White