The condition of the new product, has not been used. Tested 100% of the same batch and year of manufacture! Glow discharge indicator for operation as a visual digital indicator of electrical signals. The cathodes are in the form of Arabic numerals (from 0 to 9) and two commas. The height of the digits is 18 mm.
The indication is made through the side surface of the cylinder. The design is glass, miniature.
2 - the "comma" sign. 13 - the "comma" sign.