・【Smart Visual Doorbell】 Features a 4.3-inch color display for clear visitor identification and video intercom functionality ・【High-Definition Night Vision】 Equipped with infrared technology and a supplementary light for clear nighttime visibility ・【Wide-Angle Lens】 130° wide-angle camera captures a broad view of the entrance area ・【Visitor Snapshot】 Automatically captures images of visitors when the doorbell is pressed ・【Long Battery Life】 Normal use lasts over 3 months on a single charge,with a standby time exceeding 1 year Specifications: ・Material: ABS,PCBA,polymer battery,speaker,camera,hardware ・Battery Capacity: Doorbell 800mAh,Display 400mAh ・Power Input: 5V⎓1A ・Charging Time: 1.5 hours ・Storage: Supports up to 128GB external TF card ・Display Size: 4.3 inches ・Camera Resolution: 640*480,300,000 pixels ・Doorbell Dimensions: 140mm x 58.6mm x 30.5mm ・Display Dimensions: 125mm x 99.6mm x 22mm ・Weight: Doorbell 120g,Display 159g,Total 280g Package included: ・1 x Doorbell ・1 x Display Screen ・1 x Charging Cable ・1 x Auxiliary Mounting Sticker ・1 x Small Screws ・1 x English and Chinese User Manual