Features this thermal printer prints in black and white only. To use the printer, connect it to your ios or android devices via bluetooth in the app phomemo by clicking not connected in the upper right corner of the app page after you select the model t02 in the top left corner, and then select all functions to start your black and white images wireless printing journey. the app phomemo is free for users forever. It has 9 powerful functions for super easy, unique customization. Combine text, pictures, tables, emojis, and qr codes freely to create amazing sticker pictureshundreds of free templates and graphics in the app. Ocr and scan allow you to transfer objects or words in daily life into a digitally edited version. the small printer is suitable for printing black and white photos, memos, recordings, and numerous app themes in your home, school, and office for students, children, teachers, craft lessons, work plans, shopping lists, to do lists, and so on. this mini pocket printer works with sticky and non-sticky thermal paper with black prints on whitepure colourpattern paper and blueprints on special white paper, perfect for gift-giving during holidays and special occasions.specifications colour blue, blue green, green, pink, white, yellow material abs size 87 x 90 x 40mm weight 150g functions thermal printer battery information 1000mahpackage includes 1 x pinter 1 x thermal roll 1 x usb cable