Smart Visual Doorbell Camera 1080P Phone DoorBell For Apartments PIR Alarm Wireless Security Intercom WIFI Video Doorbell

Parameter  Senor : 1080p,GC2053, CMOS;  Camera Lens : 120℃;  Signal To Noise Ratio : ≥39dB;  Minimum IlIumination : SNR 0.8Lux/f1.4 (Color Mode), 0.3Lux/f1.4 ( Black And White Mode );  Night Vision : 6 * 850nm Φ 28Mil Infrared Lamp;  Video Format : MP4（ H.264 ）;  Video Size /Frame Rate : 1080P/20fps;  WiFi Connection : 2.4GHz Wifi, Support( 802.11 b/g/n );  Working Voltage : 3.7V;  Working Current : 290mA;  USB Charging Voltage : DC 5V /1.5A;  Storage Temperature : 0 ℃ ~ 50 ℃;  Working Humidity ＜95%;  Working Temperature : -10~70 ℃;  Battery Type : 18650 Cell, 2600mAH*2=5200mAH;