Portable Sticker Maker, 300DPI Pocket Thermal Printer, PDA Terminal, BT Connection ✔ & Cute Appearance: Small and lightweight body, can be put in your pocket or bag, easy to take it anywhere. Clear 300DPI resolution, great clear printing quality. Suitable for study, office, home and travel. best gift for students, office workers, lovers, friends, family. ✔ Connection Method: Support Wireless BT 4.0 connected with smartphone. Please follow user guide to download relative APP (luck jingle) through APP Store (IOS System) or Play (Android System). ✔ Convenient for Your life: Can record scenery you see, record his or her sweet words, collect exercises you have done wrong, fun and practical. Built-in 1000mAh rechargeable battery, working in low noise, thermal printer does not need ink cartridge when using, low operation cost. ✔ How to Use: Download APP (luck jingle) first, turn on bt function in your mobile device, then enter and click in APP by clicking “unconnected” in right up corner of APP page, selecting P7 model and . Now free to choose any functions to start your print. ✔ Thermal Paper Specs: Comes with 1 roll of thermal paper 57x25mm, you can print as soon as you receive package.