The Bio Roller G4 is a professional-grade microneedling device equipped with 1,200 ultra-fine stainless steel needles. Designed for both skin rejuvenation and hair growth stimulation, this device is perfect for estheticians, clinics, and wholesale distributors seeking effective and hygienic microneedling solutions.
1. High-Density 1,200 Needles for Maximum Stimulation The Bio Roller G4 microneedling device features 1,200 ultra-fine stainless steel needles for maximum dermal coverage. As a professional micro needling machine, it provides consistent, even skin penetration, boosting collagen and increasing product efficacy. This microneedle machine is ideal for clients needing both skin renewal and follicle activation.
2. Adjustable Depths for Flexible, Targeted Use Needle lengths ranging from 0.25mm to 2.0mm allow the Bio Roller G4 to adjust treatment intensity per application area. Estheticians use this needling machine to treat stretch marks, acne scars, fine lines, and more. Clinics and salons benefit from offering a multi-function microneedling device that adapts to facial, body, and scalp protocols.
3. Ergonomic Grip & Sanitary Design for Long-Term Use Designed with comfort and hygiene in mind, the Bio Roller G4 micro needling machine includes a grip-optimized handle and integrated sanitation cap. This helps estheticians provide safe, repeatable procedures—especially for clients wondering "is microneedling safe" or "does microneedling hurt." It’s a reliable microneedle machine that supports heavy clinic use.
4. Skin & Hair Dual Action Performance This microneedling device stimulates blood flow, encourages collagen regeneration, and enhances serum absorption. The roller activates dormant hair follicles and rejuvenates tired skin, making it one of the most multifunctional micro needling machines on the market for estheticians focused on delivering superior microneedling results.
5. Wholesale Friendly with OEM Branding Support Built for the wholesale market, the Bio Roller G4 microneedling device supports private labeling and custom packaging. Distributors looking for skin pen for sale options or bulk-ready wholesale personalized pens will find this needling machine easy to integrate into their product line.
Product Advantages
1200 Stainless Steel Microneedles for Even Delivery This professional-grade microneedling device delivers precise, uniform penetration. A proven micro needling machine trusted for full-face, scalp, and body use with reliable microneedling results every time.
Adjustable Needle Lengths for Multi-Area Treatment From 0.25mm to 2.0mm, this microneedle machine gives full control to estheticians. Perfect for everything from sensitive under-eyes to deep microneedling for stretch marks treatments.
Ergonomic Design with Integrated Sanitizing Cap The design reduces hand fatigue during long sessions and ensures hygienic operation. Professionals seeking a durable needling machine for high-volume clinics trust this microneedling device.
Dual Function for Hair and Skin Rejuvenation Effectively used for scalp stimulation and facial firming, this micro needling machine delivers comprehensive aesthetic improvements. It’s a powerful solution delivering consistent microneedling results across applications.
OEM-Ready and Ideal for Wholesale Channels Supports private label branding and is compatible with wholesale personalized pens programs. A smart skin pen for sale option for distributors expanding their microneedling portfolio.
Power your aesthetic practice with the Bio Roller G4 microneedling device. Achieve superior microneedling results for both skin and hair—perfect for wholesale buyers, clinics, and esthetic brands. Contact us now to customize your order and start scaling with a proven micro needling machine today.
Product Description
Derma roller, naturally to increase the levels of the collagen and refresh your skin. Now dermaroller is becoming a common cosmetic procedure as treatment by stimulating collagen and elastin production. It is very effective for all scar types, especially for hard to heal acne, stretch mark and atrophic white scarring. All Micro Needle Roller treatments can be done at home, and as part of a simple daily beauty regime.
Derma roller applications
* Stretch marks * Acne- and surgical scars * Wrinkles and anti-aging * Ice pick- and chickenpox scars * Treating or reducing cellulite * Enlarged pores * Lack of firmnes * Age spots & sun damage * Under-eye bags * Hair loss * Hyper pigmentation
Features
1. Simple to use and safe procedure 2. Sealed and sterilized medical stainless steel/titanium needles 3. Medical and cosmetic grade roller, guarantee the safety of needles 4. Non-slip handle, exquisite design 5. Each derma roller is crafted and assessed by hand
About Us
Global Leader in Microneedling & RF Device Manufacturing Founded in 2010, Guangzhou EKAI Electronic Technology Co., Ltd. specializes in the design and manufacturing of microneedling pens, RF aesthetic devices, and medical-grade beauty instruments. With over 15 years of industry experience, we serve as a trusted OEM/ODM partner for global beauty brands seeking innovation, quality, and regulatory compliance. Our core focus lies in micro-needle therapy and RF energy application—technologies proven to deliver non-invasive skin rejuvenation and anti-aging results.
In-House Production with Technical Precision All products are manufactured within our 5,800 m² facility using advanced MIM (metal injection molding), CNC machining, and automated assembly lines. From cartridge tip design to electronic circuit integration, each stage is handled by skilled technicians and monitored by a dedicated QC team. Our production is guided by international safety standards and includes 100% final inspection. With OEM projects accounting for a significant portion of our output, our team is deeply experienced in customizing devices for CE, FDA, and other regulatory frameworks.
Measurable Capacity & Proven Delivery We maintain an efficient supply chain and consistent output with 140–200 staff across R&D, production, and QA departments. Our monthly capacity supports both low-volume test runs and large-scale rollouts, tailored to brand partners worldwide. Product lines such as Dr.pen, Artmex, and Dr.Roller are now widely recognized across North America, Europe, and Southeast Asia, thanks to our reliable lead times, responsive support, and long-term cooperation with distributors and private label clients.
Compliance, Sustainability & Customer Commitment From sourcing lead-free materials to optimizing power usage in RF devices, we continuously improve sustainability and safety. Our certified components ensure both environmental compliance and user safety, while our customer engagement model includes full-cycle support—from technical consulting and prototyping to post-delivery service and product updates. Backed by a multilingual team and strong logistics partnerships, we are well-positioned to meet the needs of a global market.
Partner with us to unlock premium microneedling and RF solutions—built on proven technical expertise, robust capacity, and unwavering quality. Contact us today for a tailored proposal and discover how we can elevate your brand’s next-generation offerings.
FAQ
1. Who are we? We are Guangzhou EKAI Electronic Technology Co., Ltd., a specialized manufacturer of microneedling and RF beauty devices since 2010. We offer OEM/ODM services and support some of the world’s most recognized beauty brands.
2. How can we guarantee quality? Our production is fully in-house—from precision component machining to final device assembly—under strict quality control protocols. Every product undergoes multiple inspections, including electrical safety, mechanical durability, and functional testing. All processes are aligned with CE, FCC, and relevant medical compliance standards.
3. What can you buy from us? We manufacture microneedling pens (e.g., Dr.pen series), RF skin-tightening devices, derma rollers, and related accessories—available for OEM, ODM, or under our house brands like Artmex and Dr.Roller.
4. Why should you buy from us instead of other suppliers? With over 15 years of production experience, a 5,800 m² factory, and deep regulatory knowledge, we deliver cost-effective, technically advanced products with full customization and global shipment capabilities. Our engineering and QC teams ensure consistent quality that meets international standards.
5. What services can we provide? We offer comprehensive OEM and ODM development for microneedling and RF aesthetic devices, including custom branding, packaging design, and regulatory documentation support (such as CE and FDA compliance). Our services cover the full product lifecycle—from prototyping and pilot production to mass manufacturing. Post-delivery, we provide reliable after-sales support, including technical assistance, repair services, and marketing resources to help partners succeed in their markets.
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Product Description
