►Heat treatment Alloy Steel, military Zinc Alloy Lock Body, 16mm Alloy Steel Lock Beam in one U lock.
►Ensures smart padlock resistance to acid & alkali, high & low temperature, anti-oxidation, sturdy & durable, explosion proof and super anti-16 tons hydraulic shear.
►Advanced materials made this smart lock in strong protection & environmental adaptability.
►Removable DIY locking beam, long locking beam and short locking beam for selection, optional assembly your smart Fingerprint lock.
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