The final inspection before shipment includes functional testing, connector testing, packaging inspection, label inspection, barcode inspection, accessory inspection, user manual inspection, and appearance inspection. Aging tests are also performed after product manufacturing is complete, and wearable red light therapy products undergo tens of thousands of FPC bending and fatigue tests.

Red light therapy is widely used across various applications and fields. By utilizing different wavelengths and targeting specific areas of the body, it delivers a range of supportive benefits, including:
· Skin Health & Radiance Enhancement
· Pain Relief & Muscle Recovery Support
· Joint Comfort & Inflammation Management
· Scalp Health & Hair Growth Support
· Tissue Repair & Recovery Optimization
· Sleep Quality & Relaxation Support

Red light therapy is a low-intensity light therapy. Unlike the ultraviolet rays in sunlight, red light does not harm the skin. You may feel a slight warmth during the first use, but this usually subsides quickly. However, please avoid direct eye contact with the red light.

Absolutely. From our experience, at-home red light therapy offers professional-grade results—when used properly. While clinic devices are often larger, our at-home wearable wrap, blanket, small panel, and mask (safe and convenient) deliver the same therapeutic red and near-infrared wavelengths, stimulating skin and muscles for rejuvenation. Simply follow the product manual for optimal, hassle-free use.

Most users begin to notice benefits from red light therapy within 1–4 weeks. With consistent use, more visible and lasting results typically appear after 12 weeks or longer. The timeline may vary depending on factors such as the severity of the condition, the device used, and treatment frequency.

Our standard MOQ is 1 units per model for regular stock items. For OEM / ODM customized projects MOQ.
Wearable series: MOQ starts at 300 units
Mask series: MOQ starts at 100 units
Panel series: MOQ typically ranges from 10 to 100 units, depending on customization requirements, functional specifications, and design complexity.

For new market entrants
In-stock standard models are available with no MOQ, supported by complete marketing materials for rapid market testing.

For established brands
We support in-depth product development, ensuring compliance, IP protection, and certifications.
Each year, we offer 50+ patented new product designs to help partners gain early market advantage.

All RedThera products come with a 1-year manufacturing warranty. For bulk orders, we provide a small quantity of spare units or components to support after-sales handling and quality assurance on your side. In case of any quality issue, we offer clear replacement solutions and technical support based on our QC records and traceability system.

Our factory follows an ISO13485-certified QMS, and products comply with key international standards (FDA, CE-EMC, CE-LVD, RoHS, FCC, UKCA) based on category and target market. We also hold multiple product design and controller patents, supporting compliant, differentiated OEM/ODM.