Maxboost 2 x Battery for Samsung Galaxy S4 mini i9190 (2 x 1900mAh) + Travel Charger / Battery Charger ( A.K.A Samsung Galaxy S4 mini battery , Samsung Galaxy i9190 Battery , Samsung S4 Mini Battery, Samsung Galaxy S4 Mini Charger ) Made with Grade A+ Li-ion cells with a capacity of 1900mAh; Built-in smart circuit charge protection; Certified by CE / RoHS; 500+ recharge cycles over the life of the battery Design and Engineered for Samsung Galaxy S4 SIV S IV any version in order to maximize the best conversion rate and usage time. The travel charger features state indicator that shows the current charging state (red for charging; blue for fully charged). Charger Power Output: 4.2V 600mA Certified Performance by Maxboost with 12month manufacturer warranty. Box Content: 2 x cell phone battery, 1 x user's manual, 1 x wall plug charger;