EZVIZ (CS-CB2) Smart Home Battery Camera - 2K - Black Image Sensor: 1/2.8" 3-Megapixel Progressive Scan CMOS Sensor Minimum Illumination: 0.01 Lux Shutter Speed: Self-adaptive shutter Lens: 4mm @ F1.6 Field of view: 106° (diagonal), 90° (horizontal), 48°(vertical) Lens Mount: M12 Day & Night: IR-cut Filter with Auto Switch DNR: 3D DNR Night Vision: Up to 8 m / 26 ft Max. Resolution: 2304 x 1296 Battery Capacity: 2000 mAh Dimensions: 52 x 39.1 x 39.1mm Weight: 90g (3.17 oz)