HP A4 Mobile Printer OfficeJet 200 Mobile Wireless LAN Wi-Fi Smartphone/Tablet Printing Compatible Pigment Black Ink 2.0-inch Touch Frame Compact Telework Home Office Car Mount CZ993A#ABJ About this product [Product Feature 1: Compact and Convenient to Carry] The HP OfficeJet 200 Mobile is compact and lightweight, making it easy to carry anywhere. By attaching the optional battery, you can print smoothly even when you're on the go without a power supply. [Product Feature 2: High-Quality Printing Function] With a resolution of up to 4800 x 1200 dpi, you can print vivid photos and clear documents. The black ink uses pigment ink that is resistant to smudging even when wet with water or markers. [Product Feature 3: Collaboration with Smartphones] Easily connects to smartphones and tablets. Supports various connection methods, such as Wi-Fi Direct, which allows you to connect directly to the printer without a wireless LAN router. Furthermore, you can easily print from your smartphone by using the HP Smart app. [Product Feature 4: Easy Operation] Equipped with a 2-inch touch frame display for intuitive operation. [Product Feature 5: Supports Various Applications] The HP OfficeJet 200 Mobile is suitable for business use as well as personal use. It is ideal for printing photos at home or while traveling, and for printing schoolwork. You can select the print mode and paper type to suit various applications. [Product Size] 364 x 186 x 69mm / 2.1kg (2.2kg when including the optional battery) [Interface] USB 2.0 (1), Host USB (1), Wireless LAN 802.11b/g/n (1) [High-Speed Printing] Monochrome documents: Approximately 10 pages/minute, Color documents: Approximately 7 pages/minute [Paper Capacity] Plain paper: 50 sheets, Postcards: 20 sheets [Compatible Consumables] HP62 Ink Cartridge Black (C2P04AA) HP62XL Ink Cartridge Black (High Capacity) (C2P05AA) HP62 Ink Cartridge Color (C2P06AA) HP62XL Ink Cartridge Color (High Capacity) (C2P07AA) I was using it normally until recently. The black ink is out. Thank you.