Lenovo Power Bank PB500 Black

Dual output USB interfaces Support 2 devices charge at one time Protective design of electronics- Prevent from over charging , over discharging or short circuit. Portable design & Light weighted 5V2A charge input 5V2A/5V1A output1.Slim design 15mm 2.Large capacity, polymer core 3.Multiple security design 4.Supports charging two devices simultaneously 5. Four battery indicator