... 4.CE, ROHS, FCC, PSE, MSD Universal portable mini power bank for ipad/iphone/Smartphone : Key Specifications/Special Features: ... GPS, Bluetooth, mobile phones and moreSmart size, very portable, power whenever and whereverSupports charging and discharging simultaneouslyStill keeping 80% capacity ... , overload, over-charge and over-discharge Universal portable mini power bank for ipad/iphone/Smartphone