2.0inch high resolution LCD monitor,.Photo-shot,video recording function.View your visitors profile at the sound of the door-bellWith SD card function.Camera Angle:120-140 degree Material:Alluminum alloy for outdoor camera,ABS plastic for indoor  monitor.Suitable for all doors' measurement.Check outside situation anytime.With indication function of clock/date.Night vision available

Alarming function:it alarms once disconnected         Power supply:1pc 1000ma rechargeble Lithium battery.

One kit includes:monitor,camera,charger,battery and installment parts.

digital door viewer with memory function