Hardware:

STM32F407xx 
700 mAh Battery 
TP4056 charger chip 
MLX90640 thermal chip ...

Functions:

1 Thermal imaging of objects 
2 Take photos and save them in BMP format 
3 Virtual U disk function, can be connected to a computer 
4 Data serial port sending function, real-time display of thermal imaging on the computer 
5 Low power automatic shutdown 
6 Can set thermal imaging parameters such as reflectance, color, temperature range, time, etc. 
7 With WIN operating system desktop software, can analyze thermal imaging data