Specifications: Door Opening Range: 15-30mm Door Thickness Range: 35-80mm LCD Screen: 3.97 " Resolution: 480x800 Camera Pixels: 200W Lithium Battery: 1400mAh 3.7-4.2V Camera Pixel: 1080P Internal Storage: 720P Charging Voltage: 5V Current: 2A Color: Black, Grey (Optional) Indoor Mainframe Size: 13.5 * 7.6 * 1.3cm/5.3 * 2.9 * 0.5inch Outdoor Peephole Camera Size: 4 * 4 * 1cm/1.6 * 1.6 * 0.4inch Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Packing List: 1 x Indoor Mainframe 1 x Outdoor Peephole Camera 1 x Stainless Steel Hanging Plate 1 x Charging Cable 6 x Screws (L/M/S) 1 x Instructions 【High Definition Display】: This 3.5-inch digital door peephole camera features a high-definition display, providing clear and detailed images of your visitors. The built-in battery ensures reliable performance and long-lasting power. 【Multi-Language Support】: Our door peephole camera supports 12 languages, including English, Russian, French, Italian, German, Japanese, Korean, Czech, Turkish, Arabic, and Spanish. This makes it a versatile choice for households around the world. 【Night Vision Function】: With the option of color or black and white night vision, this door peephole camera ensures clear visibility even in low light conditions. This allows you to identify visitors at any time of the day or night. 【High-Quality Camera with Wide Viewing Angle】: The camera features a high-strength alloy cat-eye head with 2 million pixels, providing high-quality images. The metal body adds a touch of elegance, while the wide 120° viewing angle ensures a comprehensive view of your doorstep. 【Versatile Compatibility】: This door peephole camera is compatible with doors ranging from 15-30mm in thickness and can support a door control up to 40mm with its large, thick 304 stainless steel hanging plate. It features a Type-C interface, a 3.97" LCD display with a resolution of 480x800, a 200W camera pixel, a 1400MAH 3.7-4.2V lithium battery, and 1080P camera pixels with 720P internal storage. Please note that this model does not include a doorbell function, human detection, or audio recording.