Set of 8 digital thermometer-hygrometers - 48 x 29 x 15 mm - Compact indoor temperature and humidity monitor

Measures the temperature range from -50 to 70 °C with a deviation of ± 1 °C.

Accurate indoor humidity monitoring from 10% to 99% RH with an RH deviation of ± 5%.

Compact and mini design (48 x 29 x 15 mm) for discreet placement in various environments.

Ideal for use in schools, hotels, laboratories, aquaculture, workshops, factories, etc.

Operates on 2 AG13 button cell batteries per unit; replace the batteries when the display dims.