NAUDET brass hair hygrometer 10cm

The hair hygrometer uses a real human hair that, when in contact with air, stretches or relaxes, thus moving the needle on the dial from 0 to 100% (humidity). This device works without energy.

DIMENSIONS AND WEIGHT:

Dial/collar/height: 100/135/47mm

Weight: 390g

Metal thickness: 0.8mm

CHARACTERISTICS:

Hygrometer accuracy: +/-5% (hair mechanism)

Chrome-plated brass case

Mineral glass

UV-resistant laser-engraved dial

ASSEMBLY ADJUSTMENT:

Access to the adjustment by removing the cover and collar

Adjustment screws on the back of the case

Brass fixing screws provided