Welcome to my ebay thank you !!

Official ortofon 

Cartridge digital needle pressure gauge

DS-3

Description

Manufacturer: orutofon
It becomes a viewable screen with backlight.
The plate on which the needle is placed is lying down.
Battery: 2 AAA batteries used
Measurement range: 0.01 g - 200 g
Body size W 93 mm / H: 17 mm / D: 115 mm
Weight: about 115 g