Has a chip on the body. See photo. Sold as is.

Vintage Barometer BM-2 Retro Decorative Hygrometer Desktop Soviet USSR  1960s

Used. I haven't checked the accuracy of the readings, the arrow reacts to pressure. See photo.

1. PURPOSE

Barothermohygrometer BM-2 is a household device and is intended for approximate observations of the weather by changing atmospheric pressure, measuring the relative humidity and air temperature in household premises.

The device is designed for use in geographic areas not higher than 500 m above sea level.