Product Name: 304 Stainless Steel Electric Rim Lock with Double Cylinder for Access Control System (TL1073-DL-SS) Model NO.: TL1073-DL-SS Type: Electronic Function: Fail-Secure Working Principle: Electronically Controlled Lock Application: Public Passage, Enterprise, Supermarket, Campus, Hospital, Warehouse, Hotel, Company, Garage, Community Certification: RoHS, FCC, CE Customized: Customized Material: 304 Stainless Steel Surface Finishing: Ss Finishing Cylinder: Solid Brass Cylinder Latch: Brass Roller Latch Voltage: DC12V+-10% Working Current: 1.5-3A Operating Temperature: (-10)~+55