My wife gave me one from Northern Tool for Christmas . This is my first , so I have no basis for comparing , but I love it . Like you , my welds got a lot better when I started using it . One thing I found out this week , they do NOT like getting wet . Wind blew mine off the table in my carport in the storm earlier this week , it got rained on . Of course it landed lens down , so the water pooled inside . Got it dried out , and it still works ...