2" high-definition LED-TFT High-speed 64M Flash Memory photo taking rechargeble batter Easy Installation
1, Lithium battery and charger with longer power-on time, standby time and life
2, Anti-theft alarm function
3, OSD menu and time display function
4, Backlighting and exposure compensation
5, Digital zoom function
6, Quick response as soon as you push the bell
7, Can store more than 200 pcs megapixel photos. (SD Card port for option)
8, Wide angle camera 90 degree. (120 degree for option)
9,Installation:Fit to 10-100mm door thickness,φ14-φ40mm hole diameter.
10,Indoor unit outlet dimension: 85*110*20MM.
11,Outdoor unit outlet dimension: φ50*12MM.
2 inch digital anti-theft peephole