1-Piece Crisp White Micro USB Key Chains and Pull - Charge Your Android Smartphone and Tablet on the Go! PORTABLE - Charge on the Go! USB Key Chain is portable and light weight. COLOR - Crisp White is always right year-round. Attach to your key chain and keep your devices charged when you need them. KEY CHAIN OR PULL - Flat USB attaches to your keys, belt loop or as a pull on any bag or backpack. USB - The USB cable is used for Data Transfer or to Charge your devices (Samsung, Google, Nexus, etc). SECURE - Keychain ends securely lock into the white base.