Item No.: E17I147
.Battery capacity：5400mah   
.Battery:Li-polymer   
.Input:5V/1A   
.Output:5V/2.1A   
.Charging time:about 6 hours   
.Material: aluminum + rubber   
.Built-in short circuit,overcharge protection   
.IP65    
.Size:114*67*26mm   
.Weight:210g   
.With USB line