Yin Xiansen 3-Inch Grayscale High-Definition Error Printing Machine No Phone Needed Instant Print for Middle and High School Students AI Error Sorting Study Printer P3W 4G Version

Official MR.IN thermal paper (BPA-free, BB, CMA/CNAS certified, safe and health-friendly)

Packaging may vary (new or old)

4G full network support (for 4G model)

WiFi support (for WiFi and 4G models)

No need for mobile phone connection; supports instant print after capturing

AI one-click handwriting removal to clear handwritten marks automatically (online) or manually (offline)

Adjustable font sizes (small, medium, large) suitable for various subjects and question types

Supports horizontal and vertical printing

Supports multi-subject learning resources including Chinese, Math, English, Physics, Chemistry, History, Geography, Politics

Functions include error question printing, question analysis, example extension, exercise practice, and expert video lessons

Ultra-clear grayscale printing with patented image processing technology improving edge precision to 0.08mm

Supports capturing and printing of error questions instantly with high accuracy

Large free question bank with billions of practice questions and long-lasting print quality

Portable design, suitable for home and school use as a multi-functional learning device and error question printer

Supports network auto-clearing of pen marks and unlocking of learning resources such as question analysis and expert classes

7 core invention patents focusing on print clarity and speed enhancement

Eye-protection technology for comfortable viewing

MR.IN Learning Printer P3W x1

User Manual x1

Charging Cable x1

Official 3-inch thermal paper roll x1 (pre-installed)

MR.IN is the official brand under Quyin Technology

The P3W series is the 3rd generation error question learning printer

Recognized as the world’s best-selling portable printer based on sales data from Frost & Sullivan (Beijing) Consulting Co., Ltd., Shanghai branch, covering 2022 to June 2024

Suitable for home and school use

Supports all learning stages from early education (3-5 years) to advanced study (9-18 years)

Enables efficient study through instant printing of captured questions, practice exercises, and review materials

BPA-free consumables

BB, CMA/CNAS certified for safety and health assurance