?Features:3.5 inch TFT color display screen.6 languages: English， German， French， Spanish， Chinese， Dutch.0.3 mega pixel high resolutionWide view angle of 150 degree."Do not disturb" function (sleep mode). ( No ring or monitor view for sleep mode)Automatically take photos of visitors.Built-in memory can save as many as 100pcs photos， cycle replacement.Low battery alert.Easy DIY installation， powered by 3 * AAA batteries， no wire required.Electronic door eye viewer which makes it more convenient and safer to view who is outside.Specifications:Screen: 3.5 Inch LCD ScreenSensor: 0.3 Mega PixelView Angle: 150 DegreeTime Setting: SupportInternal peephole barrel (length) : 17.8 mm / 0.7inExternal peephole barrel (length) : 35mm / 1.4inFit door thickness: 35 ~ 104 mm / 1.4 ~ 4.1 inPower: 3 * AAA Batteries (not included)Languages: Chinese / English / German / French / Dutch / SpanishOutdoor camera diameter: 5.8cm / 2.3inOutdoor camera weight: 26g / 0.9ozIndoor monitor size:13.0 * 7.0 * 2.0cm / 5.1 * 2.8 * 0.8inIndoor monitor weight: 146g / 5.1ozPackage weight: 271g / 9.5ozPackage size: 16.4 * 10.8 * 10.2 cm / 6.5 * 4.3 * 4.0inPackage List:1 * Outdoor Camera1 * Indoor Monitor1 * Bag of Screws1 * User Manual (English)