Draper 12444 Handheld Digital Hygrometer-Humidity&Temp Meter 0-100% RH-20 to+70°

This handheld digital hydrometer has a built-in high precision sensor and has been designed for the measurement of humidity and temperature.

It provides rapid, accurate readings displayed on an easy-to-read backlit LCD dual display.

The device features data hold, min/max and auto power off.

The ergonomic design is highly portable and pocket-sized.

There is a low battery indicator.

Requires 3x AAA batteries.

* Data update: 500ms * Power supply: 3 x 1.5V AAA (sold separately) * Operating time: Up to 50 hrs * Weight (with batteries): 134.5g