4 speeds settings ( Low, Med, High and Natural) 3 brightness settings to provide uniform bright light 350° spin rotation 3 timer settings: 2,4 or 8 hours 4.33 inch wide clamp Built-in hook for hanging Easy front control Includes USB cord 48 in Includes USB port for charging devices Battery type: Li-ion battery Battery Capacity: 5200 mAh Only use with DC 5V 2A input Fan working and fan speed will not be affected while charging