Product Name: HM300-M3 3inch Mobile Thermal Printer Support Android iOS System Model NO.: HM300-M3 Max. Paper Size: 80mm Consumable Type: Thermal Paper Style: Black and White Network Function: Wireless Network Interface Type: USB Supply Paper Mode: Manual Automatic Two-sided Printing: Not Support Automatic Two-sided Printing Type: Thermal Usage: Label Printer Print Type: Direct Thermal Certificate: RoHS, CE, CCC, FCC Trademark: HPRT Specification: 106.15*132.73*61.9mm Origin: China HS Code: 8443321400 Product Description HM300-M3 3inch Mobile Thermal Printer Support Android iOS SystemFeatures:This printer is perfect for the industry such as supermarket and retail, toy, maternal and baby, clothing, food, jewelry, tobacco, medicine, storage, home appliance, etc.Characteristics:Bluetooth dual modeSupport power-saving modeSupport iOS/AndroidLarge-size OLED display screenSupport labels with various sizesMaximum print speed up to 70mm/sSolid and durable, has passed the 1.2-meter drop testSpecification:PrintingPrinting methodDirect line thermal printingResolution203dpi (8dots/mm)Printing speed70mm/s (MAX.)Valid printing width72mm (MAX.)Communication InterfaceUSB2.0, Bluetooth 4.0/BLE Dual ModeMemoryRAM4MBFlash8MBCharactersCharacter Quantity95Character SizeFONT A 12*24; FONT B 9*17; CHN 24*24Code Page128*59Barcode1DUPC-A,UPC-E,EAN8,EAN13,CODE39,ITF,CODE128,CODE93, NW-7, GS1-128, GS1 Databar2DQR code, PDF417DetectionSensorGap sensor/Paper-out sensor/Cove open sensorPowerInputAC 100-240VOutputDC 5V/1ABattery Pack2300mAh/7.4V rechargeable lithium-ion batteryCharging time: 4 hoursStandby time: 168 hoursWork duration: 2.3 hoursPaperPaper widthCenter: 28/38/48 mmLeft alignment: 54/59/64/69/80 mmPaper thickness0.053mm~0.15mmRoll paper diameter50mm (Max.)Paper loadingEasy paper loadingEnvironmentOperation condition-5ºC~45ºC,25%RH~85%RHStorage condition-20ºC~60ºC,5%RH~90%RHSealIP54Drop level1.2 mPhysicsDimension106.15 (W) x 132.73 (D) x 61.9 (H) mmWeight391g (including battery pack)ReliabilityTPH Life Span50kmActivation pulse resistance100 million pulses or more (print ratio=12.5%)SoftwareEmulationESC/POSDriverN/ASDKAndroid, iOS