LED lamp 6W with USB port! Select your temperature of colour thanks to his dimmer. Fitted with a dimmer tactile switcH. Dimming of the lighting intensity. Dimming of the colour temperature (x3): 2900 K,(warm), 3500 K or 4000 K (cold). USB plug: reload your tablet, smartphone, etc. Tilting arm and head. Compact head and base: suitable for small desks. Lifetime: 40. 000h – 100 lm/W. Energy class: A. 2 years guarantee.