1 camera, 1~2 lenses, cables, small accessories; for example, Sony A7 kit (24-70mm), Sony A6400 kit (18-135mm), Nikon Z50 kit (16-50mm f/3.5-6.3, 50-250mm f/4.5-6.3), Fujifilm X-A7 kit (15-45mm), Fujifilm X-T20 kit (XC 15-45mm), Canon EOS M200 kit (EF-M 15-45mm), Canon EOS R5 kit (RF 100-500mm); power bank, ipad mini, data cable, mobile phone, etc. Lens that can be installed: diameter ≤12cm, height ≤26cm 

No 

To extend the CO detector's working time, the backlight will turn off when there is no operation or alarm signal, but the detector still continue detecting CO per 2s. The audible alarm will sound ""di"" every minute when battery is low power. 

I have it on multiple devices, My cell phone {Samsung}, Samsung tablet, & my work PC & my son has it on his Apple phone & iPad. So yes it can be seen on many devices. We love our station it was so easy to set up & hook up to our network. Looking to put one at our vacation home also. 

No, just open the deer camera's built-in WiFi via the controller and connect your mobile phone to it. then you can set the parameters of the game camera and download the recorded images & videos to your phone.