521 _x000D_ 1.5m 5V 1/2/4/8 Hour Timing ON OFF Switch 3-Speed USB Extension Power Cable for USB Powered Fan USB Lamp 63HD Features: new and high quality 3 speed and 1/2/4/8 hours timing,timing indicator light,blue led light is 1hour timing,green light is 2hours timing,yellow light is 4hours timing,red light is 8hour timing,speed indicator light,Red light high speed,green light middle speed,blue lights is low speed. Suitable for USB desk Fan USB Powered Ceiling Fan, USB LED Light lamp bulb,and more USB Powered devices. Function,Timing,ON/OFF switch,USB extension cable, Adjustable Speed,this USB cable only fit USB powered device,this cable can not change rechargeable fan speed. Choose the schedule you want: 1hour,2hour, 4hour, 8hour, Simply insert in your USB Fan or USB lights,set for time. 150m59inch length cable,USB Male to Female Extension Switch Cable,only for powered,can not support transfer data,this cable can adjust fan speed. Specifications: input voltage: 5V 2A Material: Plastic Color: White Power cable length: 150cm/59inch Package Includes: 1x USB Extension Cable with timing adjust speed Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. _x000D_