This is the Xinfrared T2S Plus: a smart thermal camera with a 8mm adjustable macro lens that you can use to read thermal signatures during inspections and repair jobs. It has 256 x 192 resolution with 25Hz refresh rate. The T2S Plus can measure temperatures up to 842F. It has a 44.9°x33.4° FoV.
The T2S Plus lasts up to 5 hours depending on the phone you use. The companion app has 6 temperature correction modes. This particular version is made for iPhones but an Android version is also available.