**Product Specifications:**
Brand: Snowhite
Model: X660
Type: Gel Ink Pen
Tip Size: 0.5mm
Ink Type: Water-based, environmentally friendly
Refillable: Yes
Features a transparent window to monitor ink level
Smooth writing experience with no skipping or smudging
Replaceable ink cartridge design for economic and eco-friendly use
Features a pen clip for easy carrying and temporary bookmarking
Durable stainless steel 0.5mm tip
Ergonomic design with comfortable grip
Ink control system to prevent leakage and ink breaks
Available in black and red ink colors
Meets quality standards and passed various tests
Manufacturer: Qingdao Changlong Stationery Co., Ltd.
Certification: ISO, MA, National Light Industry Quality Supervision and Inspection Center
Test Report Number: 82014091
Date of Issue: March 15, 2017
**Additional Information:**
The pen has been tested and approved by the National Light Industry Quality Supervision and Inspection Center.
The product is suitable for various writing tasks and ensures a reliable writing experience.
The pen is designed for long-lasting use and provides a comfortable writing experience.
The product complies with safety and quality standards, making it a trustworthy writing instrument.
