Product Specifications: Mini Portable Bluetooth Thermal Printer - Model EM88 Support Network Printing: Wireless Type: Thermal Printer Certification: CE Interface Type: USB Maximum Paper Size: A6 Origin: Mainland China Paper Feed Mode: Automatic and Manual Printing Speed: 22 ppm Duplex Printing: Yes Usage: Document Printer Max. Resolution: 203 dpi Printer Features: Mini, portable, and Bluetooth-compatible mobile phone photo printer Pocket-sized for convenience Suitable for outdoor working environments Lightweight and reliable performance with simple connection and easy usage Low running cost with no ribbon or ink cartridge required High-speed, long-lasting, and high-quality printing suitable for various commercial retail POS systems Multifunctional: Prints mistakes, work plans, shopping lists, photos, memos, receipts, labels, hang tags, etc. One-click printing to enhance work and study efficiency Wireless connection supports BT and app (walkprint) for Android and iOS compatibility Quick recognition function to capture text content with a photo Note: Actual color may vary slightly from the image due to different monitors and light effects Allow for a 1-3cm measurement deviation Printing Parameters: Resolution: 200 DPI Printing Method: Thermal inkless black and white Battery Capacity: 800 mAh 7.4V lithium battery, 2A rechargeable Printing Paper: 57x30mm, requires easy-to-replace original printing paper Connection Method: BT wireless inkless black and white printing Factory Standard Configuration: Host printer Charging cable Instructions manual Certificate 1 roll of printing paper Product Size: 80x80x35MM, approximately 250 grams Options: C9, C13, C15, C17 printers are available, but printing paper is not included. Printing paper size: 25x57mm Packing List: Option 1: 1 x Printer (C9, C13, C15, C17 optional) Option 2: 5 x Printing Paper (printing paper only, excluding printer) Please note that the printer should be used with printing paper. We provide printing paper options (5 sheets) highly recommended.