{"product_id":"red-light-therapy-hair-growth-cap-660nm-850nm-led-hat-1","title":"Red Light Therapy Hair Cap 660nm 850nm – LED Hair Growth Hat","description":"\n\u003ch2\u003eJecaliz Red Light Therapy Hair Growth Cap\u003c\/h2\u003e\n\u003cp\u003eRevitalize your scalp and support thicker, fuller-looking hair with the Jecaliz 660nm \u0026amp; 850nm LED Hair Growth Cap. Featuring 100 precisely calibrated red and near-infrared LEDs, this wearable light therapy hat delivers targeted wavelengths directly to the scalp, stimulating follicles and promoting a healthier hair growth environment — all from the comfort of home.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThese statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This LED Hair Cap?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Wavelengths (660nm + 850nm):\u003c\/strong\u003e Red light (660nm) targets the scalp surface to energize follicles, while near-infrared light (850nm) penetrates deeper for comprehensive scalp support.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100 LED Lights:\u003c\/strong\u003e Evenly distributed across the cap for full-scalp coverage in every session.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 Adjustable Pulse Modes:\u003c\/strong\u003e Customize your session — constant light (L0), 10Hz breathing mode (L1), or 40Hz pulsing mode (L2) — for a personalized experience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 Brightness Levels:\u003c\/strong\u003e Short-press the power button to cycle through intensity settings tailored to your comfort.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in 20-Minute Auto Shutoff:\u003c\/strong\u003e Conveniently times each session and powers off automatically, making it effortless to build a consistent routine.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRechargeable 2000mAh Battery:\u003c\/strong\u003e Cordless and portable — use it at home, at your desk, or while relaxing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoft, Comfortable Material:\u003c\/strong\u003e Made from a soft fabric that fits snugly over the scalp for a pleasant, hands-free experience.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European safety and quality standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWavelengths:\u003c\/strong\u003e 660nm (Red) + 850nm (Near-Infrared)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of LEDs:\u003c\/strong\u003e 100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Power:\u003c\/strong\u003e 1.5W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 1W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Capacity:\u003c\/strong\u003e 2000mAh\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto Shutoff:\u003c\/strong\u003e 20 minutes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 220–240V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Jecaliz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower On:\u003c\/strong\u003e Long-press the power button until you hear a single beep — the red and infrared lights will turn on at constant brightness.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjust Brightness:\u003c\/strong\u003e Short-press the power button to cycle through 3 brightness levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelect Pulse Mode:\u003c\/strong\u003e Press the Hz key to cycle through modes:\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cem\u003eMode 1 (L0):\u003c\/em\u003e Constant light — ideal for steady sessions.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eMode 2 (L1 – 10Hz):\u003c\/em\u003e Breathing \/ slow pulsing mode.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eMode 3 (L2 – 40Hz):\u003c\/em\u003e Fast pulsing at 40Hz for advanced use.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSession Timer:\u003c\/strong\u003e The cap automatically shuts off after 20 minutes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e Red indicator = charging; Green indicator = fully charged; Indicator off = charger disconnected.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eExplore More Wellness Devices\u003c\/h3\u003e\n\u003cp\u003eLooking for complementary light therapy tools? Check out our \u003ca href=\"\/products\/792leds-510k-l7-large-red-light-therapy-led-panel-infrared-light-pad-human-pet-full-body-use-massage-relaxation-660nm-850nm\"\u003e792 LEDs Full-Body Red Light Therapy Panel – 660nm \u0026amp; 850nm\u003c\/a\u003e for broader coverage, or discover the relaxing benefits of the \u003ca href=\"\/products\/3d-sleep-mask-soft-breathable-light-blocking-eye-mask\"\u003e3D Sleep Mask – Soft Breathable Light-Blocking Eye Mask\u003c\/a\u003e to complement your self-care routine.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fda.gov\/cosmetics\/cosmetic-products\/hair-dyes\" target=\"_blank\" rel=\"noopener\"\u003eFDA guidance on hair dyes\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What wavelengths does the Jecaliz LED hair growth cap use, and why do they matter?\u003c\/h4\u003e\n\u003cp\u003eA: The cap uses 660nm red light and 850nm near-infrared light. The 660nm wavelength targets the scalp's surface layer to energize hair follicles, while the 850nm near-infrared wavelength penetrates more deeply into scalp tissue. Together, they work synergistically to promote a healthier scalp environment that can support hair thickness and growth over time.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How often should I use the red light therapy hair cap?\u003c\/h4\u003e\n\u003cp\u003eA: For best results, consistent use is recommended — typically a 20-minute session several times per week. The built-in 20-minute auto shutoff makes it easy to maintain a regular routine without over-exposure. Always follow the usage guidelines included with the product.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the cap wireless and easy to use at home?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The cap features a rechargeable 2000mAh built-in battery, making it fully cordless. Simply charge it beforehand, wear it comfortably over your scalp, and let the 20-minute timer handle the rest. It's designed for simple, hassle-free at-home use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the cap fit most head sizes?\u003c\/h4\u003e\n\u003cp\u003eA: The cap is constructed from a soft, flexible fabric material designed to fit comfortably on most adult head sizes, providing good LED contact across the scalp for effective light delivery during each session.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What wavelengths does the Jecaliz LED hair growth cap use, and why do they matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The cap uses 660nm red light and 850nm near-infrared light. The 660nm wavelength targets the scalp's surface layer to energize hair follicles, while the 850nm near-infrared wavelength penetrates more deeply into scalp tissue. 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