Type: Video doorbell
Image sensor: CMOS

Size: 132*70*26mm
Battery: Two 18650 batteries [not included]

Horizontal definition: 480 (TVL)
Minimum illumination: 0.001 (Lux)
Resolution: 720P
Lens: 2.8 (mm)
Signal to noise ratio >:48 (db)
Operating temperature: -15-65 (℃)
Backlight compensation: automatic
Power supply voltage: 5 (V)