2.8in TFT LCD Visual Door Viewer IR Night Vision Cyclic Storage Camera Doorbell Ding Dong Smart

Feature: 1. Using a 2.8‑inch TFT LCD screen, and a professional security high‑definition camera to allow you to clearly watch the visitors outside the door, giving you worry‑free security protection life. 2. Built‑in memory, no need to manually adjust, no need to insert a card, automatically cover the farthest date storage, eliminating your troubles and worries about storage. 3. Has Dingdong doorbell function, with high‑decibel reminder, to let you know visitors at the first time in the house. 4. Has a shooting and storage function, which can be used to take photos for suspicious persons, and timely backup data for emergency needs, which is safer and practical. 5. 90‑degree wide‑angle lens, can bring you wide visual effect for much security. 6. Convenient installation process, fast and efficient installation without professionals. Equipped with mounting screws of different sizes, to meet most of your indoor and outdoor doorviewer doorbell installation scenarios. 7. Minimalist design, extremely easy to operate, beautiful and more reliable to use. Specification: Condition: 100percent brand new Item Type: Visual door viewer Material: ABS plastic Screen Size: 2.8 inch TFT LCD display Material: ABS engineering plastic Screen Resolution: 320x240 Functions: Infrared night vision, Dingdong doorbell, camera function Storage Method: Built-in memory, cyclic storage, no card needed Suitable for Door Hole Diameter: Approx.14-22mm/0.6-0.9in Indoor Unit Battery: 1.5V AAA x 4 (not included)Product Size: Indoor Unit: Approx.127x68x13mm/5x2.7x0.5in Outdoor Unit: Approx.Φ58x13mm/2.3x0.5in Infrared Light: 2 x 850nm Use Environment: -20 celsius -55 celsius Viewing Angle: 90 degree wide angle Support Door Thickness: Approx.35-110MM/1.4x4.3in Door Hole Diameter: Approx.14-30MM/0.6x1.2in Installation:Step 1: According to the thickness of the door, choose a screw of appropriate length and screw it into the protruding rod of the outdoor unit. Step 2: Tear off the release paper from the anti-slip mat on the back of the outdoor unit, pass the guide rod and the cable through the viewer on the door and firmly press the outdoor unit on the door (note the correct direction, the doorbell button is directly below) . Step 3: Take out the metal hanging plate (the end marked "UP" is facing upwards), pass the cable through the small rectangular hole on the hanging plate, insert the screw into the gourd hole on the hanging plate, and tighten the screw until the hanging plate and the outdoor unit are firmly fixed. Step 4: Remove the battery compartment cover, insert 4 AAA 1.5V batteries (NOT Included) according to the positive and negative poles on the outside of the battery compartment cover, and buckle the battery cover. Step 5: Fasten the flat cable to the female connector on the back of the indoor unit. Step 6: Align the 4 slots on the back of the indoor unit with the 4 hooks on the metal hanging plate and pull it down to the locked state. . Package List: 1 x Indoor Unit 1 x Outdoor Unit 1 x Manual 1 x Metal Bracket3 x Screw