JKY 350mAh Mini Emergency Power Bank for Samsung Galaxy S6, S6 Edge, S5, S4, S3, Note 3, 2; HTC EVO, Thunderbolt, One M9, M8; LG G4, G3, G2, optimus l70, Verizon, Motorola Razr, droid 3, 2, atrix, Smartphone JCB P20 (White) 350mAh capacity will charge your phone quickly at emergency time. Comes with a keychain strap for added convenience. Built-in short micro USB cable is compatible with most Android smartphone. LED indicator indicates the power condition. Overload protection , short circuit protection, and overvoltage protection ensure safe daily use.