Smart Handheld Sleep Instrument Microcurrent Relief Insomnia Anxiety Therapy Portable Fast Sleeping Massager 1. Material: ABS plastic + stainless steel process 2. Gear: 15 gears 3. Battery capacity: 150mAh 4. Charging voltage: DC 5V1A 5. Operating current: 0.005A 6. Rated power: 0.3W 7. Rated current: 200MA 8. Continuity time: 2 hours 9. Mode: sleepexcitement mode two modes 10. Packing list: sleep instrument x 1, USB charging cable x 1, manual x 1 Functional features: 1. Efficient stress reduction: through the low-frequency pulse technology, it helps to relieve anxiety and stress, allowing you to relax your body and mind and fall asleep quickly 2. Easy to carry: small and lightweight, can be carried anywhere, anytime to enjoy the soothing effect of relaxation 3. Multi-functional application: not only suitable for relieving insomnia, but also for relieving muscle pain and improving sleep quality 4. Safe and reliable: made of preferred materials, low-frequency pulse without radiation, harmless to the human body 5. Intelligent control: simple and convenient operation, a variety of modes can be selected, according to individual needs to adjust the intensity and frequency