Yitee 4pcs USB Light Keychain Single Super Bright SMD LED Mini USB Light Lamp with Smart Touch Electrodeless Dimming Switch For Laptop Keyboard Light, Any USB Power Light Qty:4 Single SMD LED Encapsulation Mini Keychain USB Light for Laptop keyboard, Power Bank LED light With Smart Touch Electrodeless Dimming Switch. Double USB design,Both of Sides Can be Used as Plug.Ultra-thin Portable Design Dedicate for More Easy Life Liquid Crystal Display Backlight LED Light,Super Bright,Super Long Life,Not Hurt Eyes Package include:4pcs Single SMD LED USB lights With Smart Touch Electrodeless Dimming Switch