Laboratory hot play only accurate to 5゚ is my landlord also does testing on fornices for government jobs aerospace airplane parts all other for mesos are not as accurate as 1° So if it's good enough for NASA only being accurate and 5゚ I think that's fair in no time is it ever going to be AD outside also with running a DE humidifier and in a room with a light that's burning especially most people not doing in a big Room they're doing and closet grows small things they're not keeping accurate with 1゚. See I live in California we got our medical cards and 1996 or where available to get them in 1996 Also looking to like desiccated orders which are ovens for making wax even those aren't accurate within 5゚ the top rack does not get the same he as the bottom rack which is why they have to be basically swapped out in moved around from top to bottom. This is why people use a double boiler cause the water access of buffer from the hot plate or the skill you're using I'm telling you all from experience . And I posted pictures of my Room and ANC amediately started telling me how I have to flush my plants he didn't even ask what type of part I was and how big they were what type of growing medium nothing was disgust and for someone to be that close minded to think they can look out something will guess what I do on mine through microscope also when you run a single strain for year after year after year you learn it. This is why it's hard before meter take advice from a stranger like your anc telling me what I need dearest my garden when I'm growing fire.