This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high-performance bar may offer Certified Refurbished products on Amazon.com. 【IP66 Weatherproof Camera,80ft Night Vision】This Camera use High Quality ABS materials, Can be installed in outdoor or indoor place. ,Built in 24pcs IR LEDs, Up to 80ft night vision in total darkness and 130ft Night vision in ambient light.More than 3.0Lux the night vision is color. 【Expandable camera system】This is 8Channel 4-in-1 DVR supports analog HD-TVI CVI AHD camera It provides you extend additional cameras You can add more 4pcs 720P or 1080P Bullet or dome cameras. 【Remote Access & Motion Detection & Instant alerts】Free app for live view & Playback on smart devices with Wi-Fi anywhere anytime.You can customize a specific motion detection zone in each camera to minimize false alerts. 【H. 265/H.265+ 8CH 5MP Lite HD-TVI DVR】With the advanced H. 265 technology, keep the high quality video, it allows you to maximize storage space and enjoy ultra-long recording. This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee.