Yale 45-5800-1443-00-6011 digital door viewer

Card reader integrated: Yes Number of batteries supported: 4 Power source type: Battery Battery type: AAA Height: 81 mm Depth: 20 mm Maximum door thickness: 11 cm Minimum door thickness: 3.8 cm Width: 140 mm Mounting hole diameter: 1.4 cm Memory card included: Yes Display diagonal: 10.9 cm (4.3") Night vision: Yes Megapixel (approx.): 0.3 MP Viewing angle: 110°