Feature: 1. PORTABLE DESIGN: This mini handheld printer is compact and lightweight, and can be placed in a pocket or wallet without the need for any carbon, ribbon, or ink, it can be easily printed through Bluetooth connection. 2. WIRELESS CONNECTION: This mini thermal printer uses for iPrint APP, supports for Android and for iOS operating systems, and supports wireless BT 4.0 connection, making it easy and fast to connect your phone and printer. 3. PRINTING TYPES: The application provides various templates, including labels, lists, and messages, etc., various material themes such as Christmas, Easter, and Thanksgiving, as well as many daily line drawing materials. 4. MULTIPLE USAGES: This inkless printer can be used to print black white images and photos, memos, shopping lists, study or meeting notes, work plans, web pages, QR codes, records, etc., which is convenient and practical. 5. OTHER FUNCTIONS: Equipped with excellent print head, it can print 57mm (width)x30mm (roll diameter) thermal paper, with a resolution of 200DPI, built in 1000mAH lithium battery, which can last for 15 hours on a single charge. Specification: Item Type: Thermal Printer Battery: 1 x 1000mAh Rechargeable Lithium Battery (built in battery) Printing Specification: 200dpi Printing Speed: 40mm/s Applicable Paper Specification: Approx. 57mm / 2.2in (width), ≤30mm / 1.2in (diameter) Connection Method: Bluetooth 4.0 or Above APP Support System: For iPrint APP, supports for Android and for iOS system. Package List: 1 x Host1 x USB Cable1 Roll Thermal Paper (Built Into Host)1 x User Manual