Bottom-view camera smoke detector. Bottom view if mount on ceiling will see straight down, perfect to guard cashier machine, if mount on wall will see straight out** Wide Angle Viewing to see a lot of an area. Day & Night Vision HD ( High Definition 1280x720pixel Video ) Color day / b&w Night vision. No one will ever suspect that a typical smoke detector is actually capturing surveillance video. High definition 720pixel Smoke Detector battery powered hidden camera available, packed full of features such as: invisible IRs up to 15ft night vision in complete darkness. This Smoke Detector records crystal clear video. Although it is powered by long life batteries up to 8hrs (rechargeable), the PIR heat sensor conserves battery life by kicking in to action only when body heat is detected. With no visible wires, you can quickly mount the smoke detector on a wall or ceiling. Captured video is stored on the removable micro SD card up to 64gb. Smoke Detector is NON-functional smoke detector. For surveillance purposes only. 1year warranty and all accessories included. *Operation System Requirement: Windows XP, Windows Vista 32bit, Windows7 32bit, Windows7 64bit, or above *Firmware Upgradable using SD card *Include: Smoke DVR, IR Remote control for menu setup, Battery, AV Cable