Walk Extreme Spartan Rugged Universal Backup Battery
13,000 mAh Rugged universal Backup battery perfect for outdoor activitiesRubberized for increased gripRust-proof, aircraft-grade aluminum exterior secured with hardened screwsWaterproof, shock-proof, dust-proof, and snow-proof5V/1.0A and 5V/2.4A dual USB outputsPass-through charging support that can charge the Spartan and 2 devices simultaneouslyCompatible with all 5V devicesCarabineer hook makes battery easy to carryLED status indicator lightsLED with steady-on and flashing modes
