Dont lose power when your out and about get the mobile powerbank keyringr keep smartphones fully charged especially when hunting for pokemonr 5 colours black blue green yellow and pink 2nd colour sent at randomr compatible with a range of mobiles including nokia samsung iphone htc etcr each has a built in high capacity rechargeable li ion batteryr 2600mah power bankr electricity saving functionr dimensions 2mm d x 24mm w x 96mm hr great for