Dye diffusion thermal transfer (D2T2) technology uses a heat transfer process to distribute the yellow, magenta and cyan color dyes onto photo paper in a continuous tone. The result is high-quality photographic output with 256 levels per color (total 16.7 million colors). Features: Print directly from your mobile phone or tablet via Wi-Fi Compatible with iOS and Android™ devices Prints credit card size (2.1”x3.4”) photos High-quality waterproof, fingerprint-proof photo prints Extra protective layer preserves image quality and color integrity Prints in about one minute All-in-one ink and paper cartridge Search for and print any image from Google’s image library Print video screen shots This product comes with a 2 year warranty.