Shopping changes your life! New USB Power Bank External Battery Charger For Mobile Phone 5600Mah Plastic Perfect Features: Brand new and high quality Two-stage interlocked sliding back cover (screwless) to facilitate battery replacement Single-chip design for higher power conversion efficiency Self-adaptive technique allows intelligent faster， safer charging Charging-in with USB cord(not included)， or by charging the batteries with other chargers Compatible with: Samsung Galaxy S2/S3/S4， Note 2/3， HTC， Sony， Motorola and other cellphones with a micro usb socket Compatible for 2x 18650 li-ion rechargeable batteries Input: 5V DC Output: 5V DC Color: Black， White， Blue， Pink， Yellow， Green Size: 9.7cm x 4.5cm x 2.3cm - 3.82inch x 1.77inch x 0.91inchPackage Included: 1 x Power Bank