A:AnswerYes, here is the link for the User Guide
https://files.bbystatic.com/ShG4i35V1hUr0PYr%2FZwTAw%3D%3D/Insignia%2BNon-Connected%2BTV%2BManual_2020_20-0082_V2_EN_Final_lr.pdf
A:AnswerCan't give you specifics on temp but this isn't a tv I'd put outside unless it was as a moderate, non humid or rainy day. Lots of plastic that can crack if too cold, not rated as weather resistant either.
A:AnswerYou can definitely hook up your dvd player as that's how mine is hooked up but I don't know about the vcr as I haven't owned one for a long time