Features:Contour light,Core intelligenceFreely change handle directionSimplified easy installationEasy to change batteriesUser deleted individuallyANSI Grade 2 / ROHS certifiedKeypad Shutdown: 10s if a code is wrongly input 3 timesSpecification:Standard Mortise: Single LatchDoor frame≥110mm(Thickness different doors)Locking Method: AutomaticDynamic Power Consumption: 150-300mAWorking Temperature: -30C to 70CWorking Humidity: 10%-97%Card read distance: 3cmStatic current: ≤30uAWorking current: ≤200mAUnlock way: Card, Code, Code+card, Mechanical keyCode length: 4-8 digitsUser capacity: 200 usesPower Supply: 4X1.5v AA Alkaline Batteries (Not included)