Usage Tips:Extend the reach of your battery charger and accessories.Add an additional 300cm of length to any connection.Rugged, watertight connector for maximum performance.Compatible with for G750, G1100, G3500, G7200, and G4 models, as well as GENIUS1, GENIUS2, GENIUS2X2 GENIUS2X4, GENIUS5, and GENIUS10. Not compatible with for Boost or Boost X UltraSafe Lithium Jump .Wire Gauge:16AWGCable Length:about 300cmWaterproof:Yes (Shell is waterproof)Color:As ShownMaterial:plasticPackage Contents:1 * Extension CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.