How I used a $170 thermal camera to check my GCFI breaker - and why this one's worth it

ZDNET's key takeaways HSFTools' HF96V thermal camera is available now for $219, with a $50 off coupon on Amazon. It has a broad temperature range and a high level of accuracy with an eight-hour battery life. It has an IP54 rating for dust and water-resistance, but it's not waterproof. $219.99 at Amazon Regular readers will know that I am a little obsessed with thermal imaging cameras. I regularly use them built into smartphones, those that can be attached to smartphones, and standalone cameras. I use them for everything from spotting failing components on circuit boards, finding leaking pipes, finding spots in houses where heat is leaking, and problems with car brakes or cooling systems. I'm always finding new uses for my thermal cameras. Personally, I prefer standalone ones because they are perfect for throwing into a toolbag and are always there when you need them. Also: The best electric screwdrivers The problem is, a lot of the standalone cameras are expensive, especially if ... Read full article.