Mighty Bright Orchestra Light, Music Stand Light, Switchable LED brightness, 9 LEDs produce neutral white light with high contrast, Illuminance: 1700 Lux, Material: Plastic, Size when collapsed: 297 x 287 x 82 mm, Lampshade: approx. 210 mm, Gooseneck: approx. 270 mm, Clamp: approx. 80 x 60 mm, Clamping area up to 20 mm, Battery and mains operation, Battery life: 14 hours, Weight of lamp: approx. 300 g, Colour: Black, Bag, 3 m power cable and 3x 1.5 V AA batteries included