Led Lenser Construction spotlight iF4R music Innovative construction spotlight with integrated, high-quality Bluetooth speaker. Magnet for easy attachment to metal surfaces. Up to 2,500 lumens light output in 5 brightness levels, light duration up to 15 hours via Li-Ion battery. 1 x Li-Ion battery with Magnetic Charge System included. Dimensions: 23.5 x 11.0 x 4.7 cm. Weight: 1.139 g.With 5 + 2 years warranty. (7 years upon registration) Terms Of Warranty