Product information: Model:B21 Color:red , green , black Materia:ABS + PC + metal Print method: thermal print Resolution:203dpi Print speed:30mm / s-60mm / s Label width:20mm-50mm Effective printing width:48mm Position method:Penetrating Connection:Bluetooth Connecting port:Mobile phone ( Android , IOS ) Print content:Word / picture / barcode / QR code Weight:300g ( include battery ) 505g ( include packing ) Size:130mm *95mm *60mm Use environment:5°C-40°C humidity 30%-85 % ( No condensation） Packing list: Label printer * 1, manual * 1, USB * 1, default label paper * 1

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