APP: Androidd downloads "Fun print" in Google MarketIOS download "Fun print" in the application marketNote:To connect the printer to the mobile phone, you must first turn on Bluetooth and locate.Power supply:built-in 1200mAh lithium batteryCharging port:5V-MicroUSBResolution:203dpiPrinting method:thermal/no ink printingDevelopment method:black and whiteConsumable specifications:57 * 25mmNetworking mode:Bluetooth BLE4.0Print media:thermal paperSupport system:IOS, AndroidNetwork printing:supportUses:label printing, wrong title printing, photo printing, picture book DIY printingPrint format:57mmSupported languages:Chinese, English, Korean, Japanese, Spanish, Portuguese, Russian, German, Italian, Thai, Traditional Chinese, and languages will continue to be added in the future.