Dell Companion Powerbank Lithium Ion 18000 mAh, 2 x 4 pin USB Type A (power only)for Dell Ultrabooks, Notebooks and tablets, 7.8 cm x 16.2 cm x 2.15 cm, Weight: 417g, Cables Included 2x charging cable - external, black, Compatibility: Inspiron 13 (7347),
