2.8 In LCD Display Smart Video Doorbell Night Doorbell Camera Auto Photo Video Taking lithium battery motion detectionDisplay: 2.8 inch LCD screen,Image sensor: 1.3 million pixels,Viewing angle: 160 degreesFeatures:PIR movement detection human physique sensing functionPower supply mode: 1200Am lithium batteryTF card: maximum support 32GRingtones: 4 Languages: 3Night vision light: 2pcs, 12uAdapt to door hole: 15-60mmAdapt to door thickness: 40-100mmIndoor unit size: 22*97*97mmOutdoor unit size: diameter 65mmPhoto/VideoPackage:1: Indoor host *12: Outdoor handset*13: Lithium battery*14: USB charging cable*15: Metal placing board*16: Screw bag*17: English operation instruction manual *1