Product Name: Yellow Electric Rim Lock with Push Button for Alarm Systeml (TL1073-DL-YL-R) Model NO.: TL1073-DL-YL-R 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: Iron Surface Finishing: Yellow Powder Coating Cylinder: Solid Brass Separated Cylinders Latch: Brass Roller Latch Push Button: Iron with 304 Stainless Steel Cover Voltage: DC12V+-10% Working Current: 1.5-3A Operating Temperature: (-10)~+55