what's the difference between mechanical digital code door lock…

Same Function: Fully mechanical - No batteries or wires needed Easy to fit, with all parts and fixings included Suitable for internal and external use Code can be changed quickly, as required 1 master code only Suitable for Left or right hand doors Guarantted for 1 years All same size lock bodies so can be interchanged Below is difference: Generation Code number codes sequential Lock Panel Hold open Passage Function Advantage Change code Other info. 1st Generation 1~13 no 141*41mm… More information...

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