Top highlights 2-in-1 technology. You get tACS + tDCS in one powerful device. Modern: lightweight, portable, and digital, with a long battery life. Customizable: select any intensity (0.1-4 mA), time (1-60 min), or frequency (0.2-80Hz). Professional-grade: comes with presets, overload protection, hardware & software safeties, power saver, and a digital meter that can be turned on to show the connection quality. Complete kit: you get a device, USB charger, lead wires, 2x standard-sized electrodes with cases, 4x sponges, headband, manual, and hard carrying case. Health effects will vary by individual. This product is not intended to diagnose, treat, cure, or prevent any disease.