TFA-Dostmann Etna Black Battery Indoor Outdoor Thermometer Hygrometer

The TFA-Dostmann Etna Black Battery indoor/outdoor thermometer and hygrometer displays essential temperature and humidity information with a clear, minimalist layout. Outdoor and indoor temperature and humidity values appear in the upper display area, while a weather forecast with a trend arrow is shown in the lower-left corner. The unit also provides accurate time and date display, an adjustable time zone, and an alarm with snooze function. The set includes one wireless outdoor temperature and humidity transmitter with a transmission range up to 100 metres; the base station supports up to two additional transmitters. The base station is powered by two AA batteries and the transmitter by two AAA batteries (batteries not included).

Advantages

Compact design that fits on a sideboard or bedside table while showing both indoor and outdoor climate data. Clear trend indicators for temperature and humidity and an integrated clock reduce the need for separate devices. Expandable wireless system allows adding up to two more outdoor transmitters for monitoring multiple locations.

Suitable for (tasks / use cases)

• Monitoring indoor and outdoor temperature and humidity at home
• Bedroom use as a clock and alarm with snooze
• Placement on a sideboard or bedside table for quick climate checks
• Extending monitoring to additional outdoor locations with extra transmitters

Key specifications

• Brand: tfa dostmann
• Model: Etna Black Battery (MPN 35.1173.01, EAN 4009816042071)
• Device type: Indoor/outdoor thermometer and hygrometer with clock
• Power: Base station - 2 × AA batteries (not included); Transmitter - 2 × AAA batteries (not included)
• Transmitter range: up to 100 metres
• Dimensions (approx.): 86 mm width × 30 mm depth × 145 mm height
• Expandable: supports up to three transmitters (one supplied + two additional)

How to use

Insert batteries into the base station (2 × AA) and into the wireless transmitter (2 × AAA). Place the transmitter outside within the stated range and position the base station where the display is easy to read. If needed, set the time and time zone manually on the base station. The device will receive temperature and humidity data from the transmitter and display trend arrows in the lower-left area. Use the alarm and snooze functions as required.

Usage recommendations

The transmitter should be placed in a shaded, well-ventilated outdoor location protected from direct rain and sunlight to ensure accurate readings; keep the distance between base station and transmitter within the specified range for reliable wireless transmission.