Door Viewer chuông cửa chung cư HPS-DV524

1,700,000

1, Mini outdoor camera
2, 3.5″” LCD color screen
3, OV industrial high definition color sensor
4, 120 degree lens
5, One key to monitor outside;
6, Power supply: 4 pcs AAA batteries
7, Door hole diameter: 14-30mm,Door thickness: 40-100mm