Product Name: House Security System Camera Video Wireless Doorbell with Camera Sf518 Model NO.: SF518 Transport Package: Standard Carton Packing Specification: size: 260x160x60mm Origin: China HS Code: 8531809000 Product Description Model SF518 gold/silverscreen measures 3.5 inchesOutdoor machine material ABS plasticScreen description hd display, 480*320Operation mode local keysMobile phone video intercom NOEffective pixel 1 million pixelsVisual Angle 170° (horizontal 120°)Infrared night vision YESStorage performance TF card storage: maximum support 32GBShooting mode " manual captureVideo recording: manual recordingOutput format "photo format: JpegVideo format: MP4"Application range security door, wooden doorhole diameter 14-24 mmSuitable for door thickness 36-110mmPower supply type: batteries (4*AA)endurance: 4 monthsOperating temperature: -- 20ºC/60ºCProduct color "door machine: tuhao gold/silver Inside the door: tuhao gold/silver"Product size "outdoor size: 60x45x13mmIndoor size: 138x76x23mm"Product weight (including accessories, packaging material) 315/ gOther features: 4 LED night vision red lights