1.By fingerprint,digit code,RF card,mechanical keys,visible,talkback,remote and etc.to open the door. 2.Humanity design, Automatic backlight,Built-in doorbell, Convenient for visitors.3.OLED liquid crystal display,easy for operating.4.Core structural elements of lock mortise and lock latches use the 304 stainless steel material,and also can install bolts on the top and bottom of the door,so lock at 3 spots;5.Back locking by pulling the handle upward.6.Baking varnish at appearance (metal paint for luxury cars),it can be last for 20 years with antifade. Core Value of onlense electronic keypad lock electronic keypad lock technical data 1.Sensor: Optical sensor with high resolution (500dpi) 2.Power Supply: 4 x 1.5V Standard Alkaline Batteries 3.FRR(False rejection rate)<1% 4.FAR (Flase acceptance rate) ≤0.0001% 5.Display: LCD 6.Low power alarm :5.0V(±0.2V) 7.Static Power Supply:≤30uA. 8.Dynamic Power Supply:≤200mA 9.Working temperature -20°C~55°C, 10.Humidity: 93%max 11Work hour: ≥25,000h Onlense electronic keypad lock Certificate: CE Onlense electronic keypad lock makes your house, home, office more convient and security | 
