Lambow DTXP4200 Duratrax Onyx 200 AC/DC Sport Peak Charger Great for electric car, boat, Buggy, truck and Truggy power packs, or Nitro receiver packs. Includes an AC plug for workbench use, Plus a built-in power supply and alligator clips for the trackside charging. Rugged and impact-resistant, with built-in electronic safeguards that protect the pack, The modeler and itself. Auxiliary jack lets you charge receiver packs or monitor charge voltage with a voltmeter. Compact and under a pound in weight for easy carrying and simple storage.