... ,5V/2.1A 6. Charging time:7-8hr Product Specifications for wzx-0451. Cell type:Li-Polymer2. Capacity:5000mAh3. Input: ... ,5V/2.1A6. Charging time:7-8hr 1,Compatible with Iphone, ipad ,ipod ,Nokia,Blackberry,HTC etc .2,smart shape ... control indicator integrated5,use iphone original interface ,no additional wiring to charge the battery ,safe and convenient . colorful portable power supplier for mobile