coin-operated lock
warranty against coin-jams, coin-sliding,state patents,any coin is available,professional,your best choice!

coin-operated lock

1. Can distinguish fake coins.
2. Burglarproof .
3. To prevent using without coin inserting .
4. To prevent re-inserting coin during using .
5. Free of coin jamming, free of coin sliding .
6. To prevent overtime using .
7. Lock barrel with patent structure, difficult to copy the key.
8. Maintenance key can open ALL cabinet door under emergency condition, and also can uninstall the defective lock.