This is the easiest and the most efficient way of locating the model number of your device.
Follow the steps given below to get your model as well as product number:
on some laptops, the label is inside the main battery compartment, and you must remove the battery to read the label. In addition, the manufacturer may print the model of the laptop (such as E5-572G-593Y
for Acer Laptop) on or near the keyboard.