Product description Feature: 1. Infrared Light: Low energy infrared light awakens the hair follicles. Infrared light penetrates the scalp and acts directly on the hair follicles, nourishing the hair roots and reproducing healthy hair follicles. 2. Hair Repair: Effectively prevent hair loss, balance oil, provide healthy growth environment for hair, and repair hair quickly for thicker and denser hair. 3. 82-piece light chip: Contains 82 professional laser irradiation points, scientifically evenly distributed and completely covering the scalp. The laser head emits precise wavelengths, giving strong energy to hair follicles and promoting natural hair growth. 4. Helmet design: easy to wear, red light energy covers the entire scalp. One button start, easy to use, USB interface on the back of the helmet for charging, convenient and fast. 5. ABS Material: Hair growth helmet made of high quality ABS material, safe and environmentally friendly, firm and sturdy, stable and wear-resistant, durable for use. Usage: Press the power button to turn the device on and off. Specification: Item Type: Hair Growth Helmet Material: ABS Number of light chips: 82 pieces Laser Wavelength: 650nm Charging method: USB charging Built-in battery type: lithium-ion battery Battery Capacity: 2000mAh Product Size: Approx. 255 x 202 x 138mm / 10 x 8 x 5.4inch Package List: 1 host 1 x USB cable 1x Manual 1 x Storage Bag 3 x Replacement Sponge Note: Please allow slight errors due to manual measurement. Thank you for your understanding. Ingredients default