The electronic watch locks up the exterior dimension: ￠ 25 mmX28.5mm working temperatures: -40' C-85' C store the temperature: -55' C-100' C product weight: 10.0 gs assemble method: According to the size of the diameter the gauge table's is marked, make corresponding dimension steel wire customarily , steel wire cover with on lower no removable gauge table location, both ends looks at and appraises to the form keyhole inner being thrust into, the handle that the revolution form locks up locks steel wire, until the handle breaks away. Make the form lock and the binding the gauge table is marked be not allowed to dismantle. Pay attention to: The form locks up the position that Ying Fang fetches in going to the lavatory. ApplyField: Apply to the utensil marking and locking the various gauge table and the article needing regular intervals to be examined. Such as: Industry fixes the applicative various instrument , water , the electricity , gas , quantity of heat etc. express a blip. Apply to form utensil of all kinds copying administer medicine to bring out the cold reach fields such as administration and container logistics administration. The electronic watch locks up , radio frequency blockades the kind electron label , electron label , radio electronic watch lock , electron label.