What you are holding:
Small black case with blue stainless pan
Screen shows weight
Buttons: TARE, MODE, ON/OFF, PCS
Max maybe 100g/200g/500gdepending on model - very precise
What it does:
Weighs small things that need accuracy - grams, ounces, carats
PCS function = counting pieces (e.g put 25 pieces, it counts how many pieces you have up to 100pcs)
TARE = zero with container
Where used:
Gold dealers - weigh gold, diamond in carat
Jewelry shops
Herbs/Chemist - weigh drugs, chemicals
Kitchen/Bakery - small spices (not main)
POS sellers some use for coins (lol)