Upgraded Fiber Optic Red Light Pen
An upgraded fiber optic test pen equipped with dual power supply options, digital display, and a Type-C charging port. Designed with LED lighting, flip-lid activation, and a concealed replaceable ceramic tube, it ensures efficient and reliable fault detection. Compatible with SC, FC, ST interfaces, it meets diverse testing needs in compact form.
- Dual power modes: battery or Type-C charging for flexible use anytime;
- Smart digital display shows remaining battery and estimated usage time;
- Built-in LED provides lighting assistance in low-light environments;
- Flip-to-activate lid enables fast startup without button pressing;
- Concealed replaceable ceramic tube design extends product lifespan;
- 2.5mm universal interface supports SC, FC, ST connectors with ease.





- 12+ Years of Industry Experience: Established in 2013, with deep expertise in fiber optic communication.
- Complete Product Range: From fusion splicers to testers, covering all fiber optic needs.
- Trusted by Global Customers: Widely used by major Chinese operators and exported to over 30 countries.
- Certified Quality Assurance: ISO 9001, FCC, CE, ROHS certified for global reliability.
- Independent R&D and Patents: Continuous innovation with professional R&D team and patented technologies.
- Stable and Competitive: Delivering high-performance products with long-term reliability and value.
- Dedicated After-Sales Support: Responsive service team to support your business every step of the way.
Q: Are you a factory or a trading company?
A: We are a professional manufacturer with our own R&D and production facilities since 2013.
Q: Do you provide OEM or ODM services?
A: Yes, we offer both OEM and ODM services to meet customer customization needs.
Q: What certifications do your products have?
A: Our products are certified with ISO 9001, CE, FCC, and ROHS.
Q: What is the lead time for orders?
A: For regular models, the lead time is usually 3–7 working days; for customized products, it’s 10–15 working days.
Q: Can I get a sample before bulk order?
A: Yes, samples are available. Please contact our sales team for pricing and delivery.