H20 Portable Bluetooth Thermal Printer – 58mm Mobile Printer

Ultra-Portable & Ergonomic Design

• Lightweight – Only 190g, easy to carry all day

• Ergonomic Shape – Hand-held comfort, skin-friendly design

• Compact Size – 85.5 × 118 × 47 milímetros, fits in pocket or bag

• 1m Drop Proof – Advanced protection against falls and shocks

High-Performance Printing

• Print Speed – ≤90mm/s for efficient on-site printing

• Print Width – ≤48mm (58mm paper width)

• Resolution – 203dpi for crisp text and graphics

• High-Quality Print Head – Long life, smooth paper feeding

• Adaptive Printing Mode – Compensates for voltage fluctuations, ensures clear printing quality

• Low Current Mode – Maintains print quality while dynamically adjusting speed

• Voltage Adaptive Mode – Real-time detection at 7.2V, automatic switching

Advanced Image Printing

• 4 Image Processing Algorithms – Bayer, Floyd-Steinberg, Atkinson, and Threshold for photo/texture printing

• Customizable Parameters – Adjust threshold, scaling options

• Preview Function – Original and grayscale preview before printing

Extensive Language Support

• Multi-Language Printing – Supports Thai, árabe, ruso, vietnamita, and more via CodePage and UTF-8

• Right-to-Left Layout – Perfect for Arabic and other RTL languages

• Bitmap & Curve Printing – Print charts, ECG waveforms, and custom graphics

Powerful Connectivity

• Bluetooth 4.0 Dual-Mode – BR/EDR + BLE, stable connection up to 55m

• USB-C Interface – Modern reversible connector for charging and data

• Multi-OS Support – Android, iOS, Windows

• Car Charging Support – Charge anytime, anywhere

Complete SDK for Secondary Development

• Full SDK Access – Customize printer functionality for your specific needs

• Comprehensive APIs – USB, Bluetooth, TCP, UART interfaces

• Real-Time Status Monitoring – Paper out, overheating, recovery events

• Custom Commands – Set and query printer parameters

• Image Printing APIs – Multiple algorithms for photo printing

• Barcode Support – UPC-A/E, EAN13/8, CODE39, CODE93, CODE128, ITF, CODABAR, QR Code

Robust Protection

• Motherboard Protection – Surge protection, electrostatic protection, reverse connection protection

• Mechanism Protection – Electrostatic protection connections

• Environmental Resistance – Operating temp 0-50°C, humidity ≤85%

User-Friendly Features

• Battery Level Display – Green LED for power, blue for Bluetooth connected, red flashing for paper out/fault

• Voice Prompts – Adjustable volume for notifications

• Easy Paper Loading – Simple drop-in design

• Self-Check Function – Prints test page with current settings

• Feed Button – Manual paper feed when needed

Wide Applications

• Medical – Lab results, patient labels

• Retail – Mobile POS, receipts

• Logistics – Delivery labels, proof of delivery

• Food Delivery – Order tickets

• Traffic Enforcement – Parking tickets, fines

• Field Service – Invoices, work orders