*Canadian style
*Small lockcase mortise lock
*Hot forged solid plate electroplated with nanometer tech
*Over-six-year warranty on the finish
*Outside handle free to rotate preventing the mechanical parts from damage by attempts to unlock violently
*Original Japanese Mabuchi motor, five latches
*Both Philips PCB and Temic PCB are available
*PCB has an US Cypress chip
*Dampproof PCB enables it to work fine even in humid places
*Improved low batteries indication limits unlocking in 50 times to lower the risk of theft.
*Preferred model for four-star and five-star hotels