PowerStone is a robust outdoor power bank featuring an integrated intelligent LED torch. With a simple design, it stands any harsh environment with IP65 waterproof, fireproof and shockproof capability. The bottom half is made of extruded aluminium with a durable anodised colour. Soft contours and tactile controls provide comfortable handling. A hook for backpacks enhances outdoor mobility. With a capacity of 20,000 mAh, the 3.4 ampere dual USB outputs can charge two devices simultaneously.