Power and Convenience: Get fast 4-amp charging virtually anywhere with the Traxxas USB-C NiMH battery charger with iD^® technology. The Traxxas iD system is the easiest and safest way to charge your Traxxas batteries. The charger automatically recognizes the iD battery and optimizes the charge settings as soon as you plug it in. There’s no guesswork involved, just fast, reliable charging every time. Note: does not work with 1/16 batteries or LaTrax batteries.