Environmentally friendly Using advanced thermal printing technology, no ink cartridges and consumables are required. High quality print head, long service life and good print quality. MultifunctionMini pocket printer, help you print out mistakes, work plans, shopping lists, travel photos, bills, etc. One-click printing to improve work and study efficiency. The connection method supports BT 4.0 wireless connection with smartphones. No cables required, you can print anywhere. Large-capacity battery Built-in 1000mAh lithium battery, which can last for 2 weeks when fully charged. Small and lightweight, easy to carry. Practical photo printer. Brand your work and life anytime, anywhere, print quickly, learn effectively, play, and share your special happy moments anytime. Styling your wallet is also a good option.