Light source: 23 LEDs, 5000 Kelvin, CRI=95 Luminous density: approx. 750 cd/m² Power consumption: 3.6 W Li-ion battery: 1050 mA Operating time: approx. 5 hours at full power, longer when dimmed Dimensions (WxHxD): 29 x 0.8 x 20 cm (11.4 x 0.3 x 7.9 in.) Weight: 570 g (20.1 oz.)