All Sykes-Pickavant Advanced Lighting Systems include a 2 year warranty!Patent protectedMulti-functional Design Bar extends from 1.2 to 2m Coated brackets prevent scratches on car surfaces Detachable battery pack with fuel gauge Light can swivel 360 degree on the bracket The light will ash as a low power warning prior to the battery running out Drop impact resistant Brightness Memory Function Setting is recorded after 5 seconds of activation Recorded setting is recalled next time the device is activated Technical Specifications SMD LED 1000/2000 lumen (step 1/2) 4h/2h operating time (step 1/2) 3-4h charging time 7.4V 5200mAh Li-ion detachablebattery pack IP20 1770g 1200 x 188 x 110mm