Extra Bright White COB Light. Two Light Settings - High And Flashing. Carabiner Attachment. Button Cell Batteries Included. Compatible With Apple 8-Pin And Micro USB Devices. Use Type-A Power Sources To Charge Existing Devices. Protective Plastic Travel Case. Simply Plug The Cable Into A Powered USB Port And Then Into Your Device Or Smartphone. Apple is a trademark of Apple Inc., registered in the U.S. and other countries.