818 USB Light with Clock Desk Set and U-shape CCFL Fluorescent Lamp Tube Style: flexible and oval lampshade, available for 360 degrees Celsius adjustments Power: 220V AC (50Hz), 5V DC (600mA) CCFL tube: With 1 x 8.5cm U-shape CCFL fluorescent lamp tube Long usage life for around 15,000 hours uitable for desktop computers USB interface available for adaptors Clock: Power: 1 x AAA battery Design: cylinder section Size: 11 x 8 x 46cm Each parked: colour printing Carton: 24 pieces Measurement: 58 x 33.5 x 45cm Cubic meter: 0.087435 Gross weight: 12.70kg