2.8 Inch Night Vision Video Doorbell with Built-in Memory Photo Taking Loop Storage Digital Electronic Cat Eye Installation and Dry Battery Power

Power source : 4 dry cell batteries Supply Voltage : 6v Power consumption : 0.1w Scope of application : All door furniture Type : Visual Doorbell Color : Silver,Gold 1. 2.8 inch color screen. 2. 0.3 megapixel HD camera with 90 degree wide angle. 3. Support infrared night vision. 4. Doorbell function. 5. Photo taking function. 6. 6. Ultra-long standby. 7. Self-memory, cycle storage, no need to insert card. 8. Support door thickness: 35-110mm, installation door hole diameter: 14-30mm. Packing list: indoor main unit x 1, outdoor sub unit x 1, metal hanging plate x 1, screw package x 1, English operation guide x 1 Product size:11.2*13.5*6.6cm Product weight 203g Functional features: 2.8 inches, doorbell function, FIFO, circular storage, taking photos, 90-degree viewing angle, night vision, easy to install Five advantages: 01/ Press doorbell, take photos for storage When a visitor presses the doorbell, the digital door viewer archives the photo so you can view it later. 02/ 24 hours security protection Daytime display, night display Automatically switches to night vision mode when light is low Visitors can be seen directly during the day or at night 03/ Ultra wide angle 04/ Ultra-long standby time Design reason: low power consumption chip, the longest standby time up to 180 days 05/ Built-in memory, cycle storage When the storage space is exhausted, the system will delete the earliest photos in chronological order