Brand New Handheld Sleep Aid Device, Sleep Assisted Low-Frequency Pulse Generator, Relief Anxiety Help Sleep, USB Rechargeable Upgraded Version Sleep Aid Device.Experience personalized relaxation with 20 scientifically calibrated intensity levels. Low-frequency pulses (Gears 1-10) gently lull your body into deep sleep, while high-frequency pulses (Gears 11-20) deliver targeted anxiety relief through advanced neurostimulation technology. 【Easy To Use】YAMEOME Sleep Assisted Handheld Pulse Generator.Choose between Sleep Mode (1-10) for nighttime tranquility and Active Calm Mode (11-20) for daytime stress management. Clinically-inspired pulse algorithms adapt to muscle tension levels for whole-body relaxation within minutes. 【2H Fast Charge | 72H Marathon Use】YAMEOME Upgraded Version Handheld Sleep Aid Device supporting 72 hours continuous therapy. USB-C quick-charge technology fully powers the device during a coffee break - ideal for cross-border flights, office naps, or bedtime routine